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• African glass catfish
  African Glass Catfish
  African Glass Catfish, Eutropiellus buffei, Eutropiellus vanderweyeri, Kryptopterus Buffei, belonging to the family Silidruae are a shy fish except when in schools. They live in Africa. So, they should not be confused with the Kryptopterus spp. that live in Borneo...
  
  
• African lungfish
• Aholehole
• Airbreathing catfish
  Airbreathing catfish
  Airbreathing catfishes are fishes comprising the family Clariidae of order Siluriformes. There are about 14 genera and 100 species of clariids...
  
  
• Airsac catfish
• Alaska blackfish
  Alaska Blackfish
  The Alaska blackfish, Dallia pectoralis, is a fish that grows to 7 in in length. It is elongate and cylindrical, with a dark olive-brown coloration. Four to six dark blotches run vertically along the sides, and the belly is white. The fins have reddish-brown speckles. Once thought to be...
  
  
• Albacore
  Albacore
  The albacore, Thunnus alalunga, is a type of tuna in the family Scombridae. This species is also called albacore fish, albacore tuna, albicore, longfin, albies, pigfish, tombo ahi, binnaga, Pacific albacore, German bonito , longfin tuna, longfin tunny, or even just tuna...
  
  
• Alewife
  Alewife
  The alewife is a species of herring. There are anadromous and landlocked forms. The landlocked form is also called a sawbelly or mooneye...
  
  
• Alfonsino
  Alfonsino
  The alfonsino or alfonsin, Beryx decadactylus, is a deepwater fish of the family Berycidae that inhabits temperate and tropical ocean waters nearly worldwide, with the exception of the eastern Pacific. More generally, the name is also used to denote any member of the family Berycidae.Alfonsinos...
  
  
• Algae eater
  Algae eater
  Algae eater is a common name for many bottom-dwelling fish that feed on algae. Algae eaters are important for the fishkeeping hobby and many are commonly kept by hobbyists.Some of the common and most popular freshwater algae eaters include:...
  
  
• Alligatorfish
  Poacher (fish)
  The poachers are a family of small bottom-dwelling cold-water marine fish. They are also known as alligatorfishes, starsnouts, hooknoses, and rockheads. Poachers are notable for having elongated bodies covered by scales modified into bony plates, and for using their large pectoral fins to move in...
  
  
• Amago
• American sole
  American sole
  The American soles are a family of flatfish occurring in both freshwater and marine environments of the Americas. The family includes about 28 species in nine genera...
  
  
• Amur pike
  Amur pike
  The Amur pike, also known as the blackspotted pike, Esox reichertii, is a pike native to the Amur River system in east Asia, as well as freshwater habitat on the island of Sakhalin...
  
  
• Anchovy
  Anchovy
  Anchovies are a family of small, common salt-water forage fish. There are 144 species in 17 genera, found in the Atlantic, Indian, and Pacific Oceans. Anchovies are usually classified as an oily fish.-Description:...
  
  
• Anemonefish
• Angelfish
• Angler
  Lophius piscatorius
  The angler, also sometimes called fishing-frog, frog-fish or sea-devil, Lophius piscatorius, is a monkfish in the family Lophiidae. It is found in coastal waters of the northeast Atlantic, from the Barents Sea to the Strait of Gibraltar, the Mediterranean and the Black Sea...
  
  
• Angler catfish
• Anglerfish
  Anglerfish
  Anglerfishes are members of the teleost order Lophiiformes . They are bony fishes named for their characteristic mode of predation, wherein a fleshy growth from the fish's head acts as a lure; this is considered analogous to angling.Some anglerfishes are pelagic , while others are benthic...
  
  
• Antarctic cod
  Antarctic cod
  The Antarctic cod, or Antarctic toothfish, of the fish family Nototheniidae, is famous for producing antifreeze glycoprotein that allows it to survive in the ice-laden waters of the Southern Ocean surrounding Antarctica...
  
  
• Antarctic icefish
• Antenna codlet
• Arapaima
  Arapaima
  The arapaima, pirarucu, or paiche is a South American tropical freshwater fish. It is a living fossil and one of the largest freshwater fishes in the world.-Anatomy and morphology:...
  
  
• Archerfish
  Archerfish
  The archerfish are a family of fish known for their habit of preying on land based insects and other small animals by literally shooting them down with water droplets from their specialized mouths...
  
  
• Arctic char
  Arctic char
  Arctic char or Arctic charr is both a freshwater and saltwater fish in the Salmonidae family, native to Arctic, sub-Arctic and alpine lakes and coastal waters. No other freshwater fish is found as far north. It is the only species of fish in Lake Hazen, on Ellesmere Island in the Canadian Arctic...
  
  
• Armored gurnard
• Armored searobin
  Armored searobin
  The armored searobins, or armored gurnards are a family, Peristediidae, of scorpaeniform fishes. They are found in deep tropical waters around the world. They are related to the searobins in the family Triglidae — and some authorities classify them in that family — but they are encased in heavy...
  
  
• Armorhead
  Armorhead
  The Armorheads are a small family, Pentacerotidae, of fishes in the order Perciformes. They are native to the Indian Ocean, western and central Pacific, and southwestern Atlantic...
  
  
• Armorhead catfish
• Armoured catfish
  Armoured catfish (disambiguation)
  Armoured catfish may refer to any of the following:*Loricariidae family: The armoured suckermouth catfish, also known as suckermouth catfish, armoured catfish or simply 'plecs' or 'plecos'*Callichthyidae family: Armoured catfish, includes the genera:...
  
  
• Arowana
  Arowana
  Arowanas are freshwater bony fish of the family Osteoglossidae, also known as bonytongues. In this family of fishes, the head is bony and the elongate body is covered by large, heavy scales, with a mosaic pattern of canals. The dorsal and the anal fins have soft rays and are long based, while the...
  
  
• Arrowtooth eel
• Aruana
  Aruanã
  Aruanã is a small town and municipality in north-western Goiás state, Brazil. It has a total area of 3,050.3 km², with a population of 6,476 in 2007. Aruanã is a tourist spot on the Araguaia River and is a major producer of cattle.-Location:...
  
  
• Asian carps
• Asiatic glassfish
• Atka mackerel
  Atka mackerel
  The Atka mackerel, Pleurogrammus monopterygius, is a mackerel in the family Hexagrammidae. Atka mackerel are common to the northern Pacific ocean, and are one of only two members of the genus Pleurogrammus - the other being the Arabesque greenling...
  
  
• Atlantic cod
  Atlantic cod
  The Atlantic cod, Gadus morhua, is a well-known demersal food fish belonging to the family Gadidae. It is also commercially known as cod, codling or haberdine....
  
  
• Atlantic eel
• Atlantic herring
  Atlantic herring
  Atlantic herring is a fish in the family Clupeidae. It is one of the most abundant fish species on earth. Herring can be found on both sides of the Atlantic Ocean, congregating in large schools. They can grow up to in length and weigh more than...
  
  
• Atlantic salmon
  Atlantic salmon
  The Atlantic salmon is a species of fish in the family Salmonidae, which is found in the northern Atlantic Ocean and in rivers that flow into the north Atlantic and the north Pacific....
  
  
• Atlantic saury
  Atlantic saury
  The Atlantic saury, Scomberesox saurus, is a fish of the family Scomberesocidae found in the Atlantic Ocean, in the seas near Australia, and also in the Mediterranean. The fish grow to about 35 cm in length, with a maximum of 50 cm, and have beaklike jaws and a row of finlets behind their dorsal...
  
  
• Atlantic silverside
  Atlantic silverside
  The Atlantic silverside, Menidia menidia, is one of the most common fish in the Chesapeake Bay and in the Barnegat Bay. It is a common subject of scientific research because has a sensitivity to environmental changes....
  
  
• Atlantic trout
• Australasian salmon
• Australian grayling
  Australian grayling
  The Australian grayling is a primarily freshwater fish found in coastal rivers in Tasmania and south-eastern Australia. In past decades it has also been known as the “cucumber mullet” or “cucumber herring,” for its cucumber-like odor.-Description and Diet:The Australian grayling is a streamlined...
  
  
• Australian herring
  Australian herring
  The Australian Herring, Arripis georgianus, is one of four species within the Arripis genus. It closely resembles its 'cousins', the Australian Salmon, although it grows to a smaller size. Like the other members of its genus, it is found in cooler waters around the southern coast of Australia...
  
  
• Australian lungfish
• Australian prowfish
  Australian prowfish
  Australian prowfishes are a family, Pataecidae, of scorpaeniform fishes. They are distinguished by a long dorsal fin that begins far forward on the head, forming a "prow" shape, and extends all the way to the caudal fin...
  
  
• Ayu
  Ayu
  The or sweetfish, Plecoglossus altivelis, is an amphidromous fish, the only species in the genus Plecoglossus and in family Plecoglossidae. It is a relative of the smelts and is placed in the order Osmeriformes...
  
  
• Alooh

B

• Baikal oilfish
• Bala shark
  Bala shark
  The Bala shark, Balantiocheilos melanopterus, also known as the tricolor shark, silver shark, or shark minnow, is a fish species of the family Cyprinidae, and is one of the two species in the genus Balantiocheilos...
  
  
• Ballan wrasse
  Ballan wrasse
  The Ballan wrasse or simply wrasse, Labrus bergylta, is a wrasse of the eastern Atlantic Ocean. Its maximum length is 66 cm. All Ballan wrasse are female for their first eight years before a few change into males...
  
  
• Bamboo shark
• Banded killifish
  Banded killifish
  The banded killifish , is a North American species of temperate freshwater killifish belonging to the Fundulus genus of the Fundulidae family. The natural geographic range extends from Newfoundland to South Carolina, and west to Minnesota. It occupies the Great Lakes drainages...
  
  
• Bandfish
  Bandfish
  Bandfishes are a family, Cepolidae, of perciform fishes. They are native to the Atlantic seaboard of Europe and the West Pacific, including New Zealand. They dig burrows in sandy or muddy seabed and eat zooplankton....
  
  
• Bango
• Bangus
• Banjo catfish
• Barb
  Barbus
  Barbus is a ray-finned fish genus in the family Cyprinidae. The type species of Barbus is the Common Barbel, first described as Cyprinus barbus and now named Barbus barbus...
  
  
• Barbel
  Barbus barbus
  Barbus barbus is a species of freshwater fish in the Cyprinidae family of minnows and carps. It shares the common name "barbel" with its many relatives in the genus Barbus and is properly known as the Common Barbel.B...
  
  
• Barbeled dragonfish
• Barbeled houndshark
  Barbeled houndshark
  The barbeled houndshark is a species of ground shark and the only member of the family Leptochariidae. This demersal species is found in the coastal waters of the eastern Atlantic Ocean from Mauritania to Angola, at depths of . It favors muddy habitats, particularly around river mouths...
  
  
• Barbelless catfish
• Barfish
• Barracuda
  Barracuda
  The barracuda is a ray-finned fish known for its large size and fearsome appearance. Its body is long, fairly compressed, and covered with small, smooth scales. Some species could reach up to 1.8m in length and 30 cm in width...
  
  
• Barracudina
  Barracudina
  Barracudinas are about 50 species of marine fishes of the family Paralepididae, found almost worldwide in deep waters.They are elongated, slender fish with large eyes, and a pointed snout containing fang-like teeth...
  
  
• Barramundi
  Barramundi
  The Barramundi , also known as Asian Seabass, is a species of catadromous fish in family Latidae of order Perciformes. The native species is widely distributed in the Indo-West Pacific region from the Persian Gulf, through Southeast Asia to Papua New Guinea and Northern Australia. Known in Thai...
  
  
• Barred danio
  Barred Danio
  The Barred Danio is a fish belonging to the minnow family . Originating in Sri Lanka, this fish grows to a maximum length of 2 inches ....
  
  
• Barreleye
  Barreleye
  Barreleyes, also known as spook fish , are small deep-sea osmeriform fish comprising the family Opisthoproctidae...
  
  
• Basking shark
  Basking shark
  The basking shark is the second largest living fish, after the whale shark. It is a cosmopolitan migratory species, found in all the world's temperate oceans. It is a slow moving and generally harmless filter feeder and has anatomical adaptations to filter feeding, such as a greatly enlarged...
  
  
• Bass
  Bass (fish)
  Bass is a name shared by many different species of popular gamefish. The term encompasses both freshwater and marine species. All belong to the large order Perciformes, or perch-like fishes, and in fact the word bass comes from Middle English bars, meaning "perch."-Types of basses:*The temperate...
  
  
• Basslet
  Basslet
  The basslets are a small family, Grammatidae, of fishes in the order Perciformes. The twelve members are all small fish of the western Atlantic, typically no more than 10 cm in length. Several species are colorful and popular for marine aquaria...
  
  
• Batfish
• Bat ray
  Bat ray
  The bat ray, Myliobatis californica, is an eagle ray found in muddy or sandy sloughs, estuaries and bays, kelp beds and rocky-bottomed shoreline in the eastern Pacific Ocean, between the Oregon coast and the Gulf of California. It is also found in the area around the Galápagos Islands. The largest...
  
  
• Beachsalmon
  Beachsalmon
  The beachsalmon is a species of perciform, primarily coastal marine or brackish fish and the sole representative of its family, Leptobramidae. Found in tropical coastal waters of the Western Pacific off southern New Guinea, Queensland, and Western Australia...
  
  
• Beaked salmon
  Beaked salmon
  The beaked salmon are a type of long thin gonorynchiform ray-finned fish that live on sandy bottoms near shorelines. The approximately five known species are all in the single genus Gonorynchus of the family Gonorynchidae...
  
  
• Beaked sandfish
• Beardfish
  Beardfish
  The beardfishes are a small family of deep-sea marine ray-finned fish named for their pair of long hyoid barbels. They have little economic importance....
  
  
• Beluga sturgeon
  Beluga sturgeon
  The beluga or European sturgeon is a species of anadromous fish in the sturgeon family of order Acipenseriformes. It is found primarily in the Caspian and Black Sea basins, and occasionally in the Adriatic Sea...
  
  
• Bengal danio
  Bengal danio
  The Bengal danio or Sind danio, Devario devario, is a subtropical fish belonging to the minnow family . Originating in Pakistan, India, Nepal, Bangladesh, and Afghanistan, this fish is sometimes found in community tanks by fish-keeping hobbyists...
  
  
• Bent-tooth
• Betta
  Betta
  Betta is a large genus of small, often colorful, freshwater ray-finned fishes in the gourami family . The type species is B. picta, the spotted betta.By far the best known Betta species, however, is B...
  
  
• Bichir
  Bichir
  The bichirs are a family, Polypteridae, of archaic-looking ray-finned fishes, the sole family in the order Polypteriformes.All species occur in freshwater habitats in tropical Africa and the Nile River system, mainly swampy, shallow floodplains and estuaries.-Anatomy and appearance:Bichirs are...
  
  
• Bigeye
• Bigeye squaretail
• Bighead carp
  Bighead carp
  The bighead carp is a freshwater fish, one of several Asian carps. It has a large, scaleless head, a large mouth, and eyes located very low on the head. Adults usually have a mottled silver-gray coloration. Adults can be quite large...
  
  
• Bigmouth buffalo
  Bigmouth buffalo
  The bigmouth buffalo, Ictiobus cyprinellus, also known as the gourd head, redmouth buffalo, buffalo fish, bernard buffalo, roundhead, or brown buffalo, is a large species of the Catostomidae or "sucker" family....
  
  
• Bigscale
• Bigscale fish
• Bigscale pomfret
• Billfish
  Billfish
  The term billfish is applied to a number of different large, predatory fish characterised by their large size and their long, sword-like bill. Billfish include the sailfish and marlin, which make up the family Istiophoridae, and the swordfish, sole member of the family Xiphiidae...
  
  
• Bitterling
  Bitterling
  The Amur Bitterling, Rhodeus sericeus, is a small fish of the carp family. It is sometimes just called "bitterling", but this is wrong: for one thing, it dates back to the time when the European Bitterling was still considered conspecific with R. sericeus, for another, "bitterling" properly refers...
  
  
• Black angelfish
  New Zealand black angelfish
  The New Zealand black angelfish or the black scalyfin, Parma alboscapularis, is a damselfish of the family Pomacentridae, found around northeastern New Zealand to depths of a few metres, over shallow rocky reef areas...
  
  
• Black bass
  Black bass
  Micropterus , is a genus of freshwater fish in the sunfish family of order Perciformes. The type species is M. dolomieu, the smallmouth bass...
  
  
• Black dragonfish
• Blackchin
• Blackfish
• Blacktip reef shark
  Blacktip reef shark
  The blacktip reef shark is a species of requiem shark, family Carcharhinidae, easily identified by the prominent black tips on its fins...
  
  
• Black mackerel
  Longfin escolar
  The longfin escolar, Scombrolabrax heterolepis, also known as the black mackerel, is a widespread but uncommon deep sea fish that presents some difficulties for taxonomy....
  
  
• Black pickerel
• Black prickleback
• Black scalyfin
• Black sea bass
  Black sea bass
  The black sea bass is an exclusively marine fish. It is a type of Grouper found more commonly in northern than in southern ranges.It inhabits the coasts from Maine to NE Florida and the eastern Gulf of Mexico....
  
  
• Black scabbardfish
  Black scabbardfish
  The black scabbardfish, Aphanopus carbo, is a bathypelagic cutlassfish of the family Trichiuridae found in the Atlantic Ocean between latitudes 69° N and 27° N at depths of between 180 and 1,700 m...
  
  
• Blacksmelt
• Black swallower
  Black swallower
  The black swallower, Chiasmodon niger, is a species of deep sea fish in the family Chiasmodontidae, notable for its ability to swallow fish larger than itself ....
  
  
• Black tetra
  Black tetra
  The black tetra also known as the black skirt tetra, high-fin black skirt tetra or black widow tetra is a freshwater fish...
  
  
• Black triggerfish
  Black triggerfish
  The black triggerfish, Melichthys niger, called Humuhumu'ele'ele in Hawaiian, is a blimp-shaped triggerfish with bright white lines running along its dorsal and anal fins. When in the water, it appears to be completely black...
  
  
• Bleak
• Blenny
• Blind goby
• Blind shark
  Blind shark
  The blind shark is one of two species of carpet sharks in the family Brachaeluridae, along with the bluegrey carpetshark , and the only extant member of its genus. Found along the coast of eastern Australia, this nocturnal, bottom-dwelling species is common in rocky areas and seagrass beds from...
  
  
• Blobfish
  Blobfish
  The blobfish is a deep sea fish of the family Psychrolutidae. Inhabiting the deep waters off the coasts of mainland Australia and Tasmania, it is rarely seen by humans....
  
  
• Blowfish
  Blowfish
  The blowfish, or Tetraodontidae, is a fish in the Tetraodontidae family.Blowfish may also refer to:* The Blowfish, a satirical newspaper at Brandeis University* Blowfish , encryption algorithm...
  
  
• Blue catfish
  Blue catfish
  The blue catfish, Ictalurus furcatus, is one of the largest species of North American catfish. Blue catfish are distributed primarily in the Mississippi River drainage including the Missouri, Ohio, Tennessee, and Arkansas rivers...
  
  
• Blue danio
  Blue Danio
  The Blue Danio or Kerr's Danio is a tropical fish belonging to the Danio family .-Description:Originating from South-east Asia on the islands of Langkawi and Ko Yao Yai in the Malaysian Peninsula, this fish is sometimes found in the fish keeping hobby...
  
  
• Blue-redstripe danio
  Blue-Redstripe Danio
  The Blue-Redstripe Danio is a fish that may be color morph of the widely known Pearl Danio. It is a tropical fish belonging to the Danio family . Originating from South-east Asia in southern Thailand, Chantaburi province, this fish is rarely found in the fish keeping hobby...
  
  
• Blue eye
• Bluefin tuna
• Bluefish
  Bluefish
  The bluefish , called tailor in Australia, is a species of popular marine gamefish found in all climates. It is the sole species of the Pomatomidae family....
  
  
• Bluegill
  Bluegill
  The Bluegill is a species of freshwater fish sometimes referred to as bream, brim, or copper nose. It is a member of the sunfish family Centrarchidae of the order Perciformes.-Range and distribution:...
  
  
• Blue gourami
• Blue shark
  Blue shark
  The blue shark is a species of requiem shark, family Carcharhinidae, that inhabits deep waters in the world's temperate and tropical oceans. Preferring cooler waters, blue sharks migrate long distances, for example from New England to South America. Although generally lethargic, they can move very...
  
  
• Blue triggerfish
  Blue or rippled triggerfish
  The blue triggerfish or rippled triggerfish, Pseudobalistes fuscus, is a brilliant blue colour. This fish is known for its aggressiveness and many divers choose to stay away from them, as they bite often.-Diet:...
  
  
• Blue whiting
  Blue whiting
  The blue whiting, Micromesistius poutassou, is one of the two species in the genus Micromesistius in the cod family, common in the North-East Atlantic ocean, from Morocco to Iceland and Spitsbergen. Blue whiting also occur in the North-West Atlantic ocean between Canada and Greenland. It has a...
  
  
• Bluntnose knifefish
• Bluntnose minnow
  Bluntnose minnow
  The bluntnose minnow, Pimephales notatus, is a species of temperate freshwater fish belonging to the Pimephales genus of the cyprinid family. The natural geographic range extends from the Great Lakes south along the Mississippi River basin to Louisiana, and east across the Midwestern United States...
  
  
• Boafish
• Boarfish
• Bobtail snipe eel
  Bobtail snipe eel
  The bobtail snipe eels are two species of deep-sea fishes in the family Cyematidae, one only in each of two genera. They are small elongate fishes, growing up to 16 centimeters long....
  
  
• Bocaccio
  Bocaccio rockfish
  The Bocaccio, Sebastes paucispinis is a member of the Sebastidae family. Other names for this species include salmon grouper, grouper, tom cod , and slimy...
  
  
• Boga
  Leporinus obtusidens
  Leporinus obtusidens is a South American species of ray-finned fish that inhabits the basins of the Paraná River and the Río de la Plata, the Uruguay River, and the São Francisco River...
  
  
• Bombay duck
  Bombay duck
  The Bombay duck or bummalo is, despite its name, not a duck but a lizardfish. It is native to the waters between Mumbai and Kutch in the Arabian Sea, and a small number are also found in the Bay of Bengal. Great numbers are also caught in the South China Sea...
  
  
• Bonefish
  Bonefish
  The bonefish is the type species of the Albulidae family, or bonefishes in order Albuliformes. It is amphidromous, living in inshore tropical waters, moving onto shallow mudflats to feed with the incoming tide, and retreating to deeper water as the tide ebbs...
  
  
• Bonito
  Bonito
  Bonito is a name given to various species of medium-sized, predatory fish in the Scombridae family. First, bonito most commonly refers to species in the genus Sarda, including the Atlantic bonito and the Pacific bonito ; second, in Japanese cuisine, bonito refers to the skipjack tuna , which, in...
  
  
• Bonnetmouth
  Bonnetmouth
  The Bonnetmouths are a very small family of fishes in the order Perciformes with only two known species in two genera, the bonnetmouth and the boga.-Species:* Genus Emmelichthyops...
  
  
• Bonytail chub
  Bonytail chub
  The bonytail chub or bonytail, Gila elegans, is a cyprinid freshwater fish native to the Colorado River of Arizona, California, Colorado, Nevada and Utah in the southwestern United States...
  
  
• Bonytongue
  Arowana
  Arowanas are freshwater bony fish of the family Osteoglossidae, also known as bonytongues. In this family of fishes, the head is bony and the elongate body is covered by large, heavy scales, with a mosaic pattern of canals. The dorsal and the anal fins have soft rays and are long based, while the...
  
  
• Bottlenose
• Bowfin
  Bowfin
  The Bowfin, Amia calva, is the last surviving member of the order Amiiformes , and of the family Amiidae...
  
  
• Boxfish
  Boxfish
  Ostraciidae is a family of squared, bony fish belonging to the order Tetraodontiformes, closely related to the pufferfishes and filefishes. Fish in the family are known variously as boxfishes, cofferfishes, cowfishes and trunkfishes...
  
  
• Bramble shark
  Bramble shark
  The bramble shark, Echinorhinus brucus, is covered with large, thorn-like denticles, and hence the name "bramble" shark.-Physical characteristics:...
  
  
• Bream
• Bristlemouth
• Bristlenose catfish
• Broadband dogfish
• Brook lamprey
  Brook lamprey
  The European brook lamprey is a small European lamprey species that exclusively inhabits freshwater...
  
  
• Brook trout
  Brook trout
  The brook trout, Salvelinus fontinalis, is a species of fish in the salmon family of order Salmoniformes. In many parts of its range, it is known as the speckled trout or squaretail. A potamodromous population in Lake Superior are known as coaster trout or, simply, as coasters...
  
  
• Brotula
  Brotula
  Brotulas are a family, Bythitidae, of ophidiiform fishes, also known as viviparous brotulas as they bear live young. They are found in tropical and subtropical waters throughout the world...
  
  
• Brown trout
  Brown trout
  The brown trout and the sea trout are fish of the same species....
  
  
• Buffalofish
• Bullhead
• Bullhead shark
  Bullhead shark
  The bullhead sharks are a small order of basal modern sharks . There are nine living species in a single genus, Heterodontus, in the family Heterodontidae. All are relatively small, with the largest species being just in adult length...
  
  
• Bull shark
  Bull shark
  The bull shark, Carcharhinus leucas, also known as Zambezi shark or unofficially known as Zambi in Africa and Nicaragua shark in Nicaragua, is a shark common worldwide in warm, shallow waters along coasts and in rivers...
  
  
• Bull trout
  Bull trout
  The bull trout, Salvelinus confluentus, is a char of the family Salmonidae native to northwestern North America. Historically, S. confluentus has been known as the "Dolly Varden" , but was re-classified as a separate species in 1980. Bull trout are listed as a threatened species under the U.S....
  
  
• Burbot
  Burbot
  The burbot is the only gadiform fish inhabiting freshwaters. It is also known as mariah, the lawyer, and eelpout. It is closely related to the marine common ling and the cusk...
  
  
• Buri
  Japanese amberjack
  The Japanese amberjack or yellowtail, Seriola quinqueradiata, is a fish in the family Carangidae. It is native to the northwest Pacific, from Japan to Hawaii....
  
  
• Burma danio
  Burma Danio
  Danio tinwini, commonly called Gold-Ring Danio, is a newly discovered species of Danio from Myanmar . Still awaiting a scientific name, it is also referred to as Danio sp. "TW02". It is a tiny gold fish whose body and fins are covered with blue spots. It has also been referred to as Danio sp...
  
  
• Burrowing goby
  Burrowing goby
  The Burrowing Goby or Naked Goby is a species of fish in the Gobiidae family. Its genus Croilia is monotypic.It is found in Mozambique and South Africa...
  
  
• Butterfly ray
  Butterfly ray
  The butterfly rays are a group of rays forming the genus Gymnura and the family Gymnuridae. They are found in warm oceans worldwide, and occasionally in estuaries....
  
  
• Butterflyfish
  Butterflyfish
  The butterflyfish are a group of conspicuous tropical marine fish of the family Chaetodontidae; the bannerfish and coralfish are also included in this group. Found mostly on the reefs of the Atlantic, Indian and Pacific Oceans, there are approximately 120 species in 10 genera...
  
  

C

• California flyingfish
  California flyingfish
  The California flying fish is a flying fish up to 18 inches in length, and up to 2 lbs in weight...
  
  
• California halibut
  California halibut
  The California halibut or California flounder, Paralichthys californicus, is a large-tooth flounder native to the waters of the Pacific Coast of North America from the Quillayute River in Washington to Magdalena Bay in Baja California. It feeds near shore and is free swimming. It typically weighs...
  
  
• California smoothtongue
• Canary rockfish
  Canary rockfish
  The canary rockfish is a rockfish of the Pacific coast, found from south of Shelikof Strait in the eastern Gulf of Alaska to Punta Colnett in northern Baja California.-Species description:...
  
  
• Candiru
  Candirú
  ‎Candiru or candirú , also known as cañero, toothpick fish, or vampire fish, are a number of genera of parasitic freshwater catfish in the family Trichomycteridae; all are native to the Amazon River...
  
  
• Candlefish
• Capelin
  Capelin
  The capelin or caplin, Mallotus villosus, is a small forage fish of the smelt family found in the Atlantic and Arctic oceans. In summer, it grazes on dense swarms of plankton at the edge of the ice shelf. Larger capelin also eat a great deal of krill and other crustaceans...
  
  
• Cardinalfish
• Carp
  Carp
  Carp are various species of oily freshwater fish of the family Cyprinidae, a very large group of fish native to Europe and Asia. The cypriniformes are traditionally grouped with the Characiformes, Siluriformes and Gymnotiformes to create the superorder Ostariophysi, since these groups have certain...
  
  
• Carpetshark
• Carpsucker
• Catalufa
• Catfish
  Catfish
  Catfishes are a diverse group of ray-finned fish. Named for their prominent barbels, which resemble a cat's whiskers, catfish range in size and behavior from the heaviest and longest, the Mekong giant catfish from Southeast Asia and the second longest, the wels catfish of Eurasia, to detritivores...
  
  
• Catla
  Catla
  Catla catla, , also known as Indian Carp, is the only member of the genus Catla, of the carp family Cyprinidae. It is a fish with a large protruding lower jaw. It is commonly found in rivers and freshwater lakes in India , Nepal, Myanmar, Bangladesh and Pakistan...
  
  
• Cat shark
• Cavefish
  Cavefish
  The Amblyopsidae, are commonly named: cavefish, blindfish, swampfish, etc. They are small cyprinodont freshwater fishes found in swamps, caves and some deep lakes, adapted to life in the dark...
  
  
• Celebes rainbowfish
• Central mudminnow
  Central mudminnow
  The central mudminnow is a small fish in the family Umbridae of the order Esociformes. It is found in central and eastern North America in productive waters...
  
  
• Cepalin
• Chain pickerel
  Chain pickerel
  The chain pickerel, Esox niger , is a species of freshwater fish in the pike family of order Esociformes. The chain pickerel and the american pickerel belong to the Esox genus of pikes.-Range:...
  
  
• Channel bass
  Red Drum
  The Red Drum , also known as Channel Bass, Redfish, Spottail Bass or simply Reds, is a game fish that is found in the Atlantic Ocean from Massachusetts to Florida and in the Gulf of Mexico from Florida to Northern Mexico. It is the only species in the genus Sciaenops...
  
  
• Channel catfish
  Channel catfish
  Channel catfish, Ictalurus punctatus, is North America's most numerous catfish species. It is the official fish of Missouri, Iowa, Nebraska, Kansas, and Tennessee, and is informally referred to as a "channel cat". In the United States they are the most fished catfish species with approximately 8...
  
  
• Char
  Salvelinus
  Salvelinus is a genus of salmonid fish often called char or charr; some species are called "trout". Salvelinus is a member of the Salmoninae subfamily of the Salmonidae family. Charr may be identified by light cream pink or red spots over a darker body. Scales tend to be small, with 115-200 along...
  
  
• Cherry salmon
• Chimaera
• Chinook salmon
  Chinook salmon
  The Chinook salmon, Oncorhynchus tshawytscha, is the largest species in the pacific salmon family. Other commonly used names for the species include King salmon, Quinnat salmon, Spring salmon and Tyee salmon...
  
  
• Cherubfish
• Chub
• Chubsucker
• Chum salmon
  Chum salmon
  The chum salmon, Oncorhynchus keta, is a species of anadromous fish in the salmon family. It is a Pacific salmon, and may also be known as dog salmon or Keta salmon, and is often marketed under the name Silverbrite salmon...
  
  
• Cichlid
  Cichlid
  Cichlids are fishes from the family Cichlidae in the order Perciformes. Cichlids are members of a group known as the Labroidei along with the wrasses , damselfish , and surfperches . This family is both large and diverse. At least 1,300 species have been scientifically described, making it one of...
  
  
• Cisco
  Cisco (fish)
  The ciscoes are salmonid fish of the genus Coregonus that differ from other members of the genus in having upper and lower jaws of approximately equal length and high gillraker counts...
  
  
• Climbing catfish
• Climbing gourami
  Climbing gourami
  The Anabantidae are a family of perciform fish commonly called the climbing gouramies or climbing perches. As labyrinth fishes, they possess a labyrinth organ, a structure in the fish's head which allows them to breathe atmospheric oxygen...
  
  
• Climbing perch
• Clingfish
• Clownfish
  Clownfish
  Clownfish or anemonefish are fishes from the subfamily Amphiprioninae in the family Pomacentridae. Twenty-eight species are recognized, one in the genus Premnas, while the remaining are in the genus Amphiprion. In the wild they all form symbiotic mutualisms with sea anemones...
  
  
• Clown loach
• Clown triggerfish
  Clown Triggerfish
  The clown triggerfish, Balistoides conspicillum, is a triggerfish from the order Tetraodontiformes. This reef-associated fish is commonly found in the tropical Indo-Pacific-Distribution and habitat:...
  
  
• Cobbler
  Cobbler (fish)
  Cnidoglanis macrocephalus is a species of catfish of the family Plotosidae, and is the only species of the genus Cnidoglanis...
  
  
• Cobia
  Cobia
  Cobia —also known as black kingfish, black salmon, ling, lemonfish, crabeaters, aruan tasek, etc.—are perciform marine fish, the sole representative of their family, the Rachycentridae.-Description:...
  
  
• Cod
  Cod
  Cod is the common name for genus Gadus, belonging to the family Gadidae, and is also used in the common name for various other fishes. Cod is a popular food with a mild flavor, low fat content and a dense, flaky white flesh. Cod livers are processed to make cod liver oil, an important source of...
  
  
• Cod icefish
• Codlet
  Codlet
  Codlets are a family, Bregmacerotidae, of cod-like fishes, containing the single genus Bregmaceros.They are found in tropical and subtropical waters throughout the world....
  
  
• Codling
• Coelacanth
  Coelacanth
  Coelacanths are members of an order of fish that includes the oldest living lineage of Sarcopterygii known to date....
  
  
• Coffinfish
• Coho salmon
  Coho salmon
  The Coho salmon, Oncorhynchus kisutch, is a species of anadromous fish in the salmon family. Coho salmon are also known as silver salmon or "silvers". It is the state animal of Chiba, Japan.-Description:...
  
  
• Coley
• Collared carpetshark
  Collared carpetshark
  The collared carpetshark, Parascyllium collare, is a carpetshark of the family Parascylliidae found off eastern Australia, between latitudes 26°S and 38°S, at depths of between 20 and 160 m...
  
  
• Collared dogfish
• Colorado squawfish
• Combfish
  Combfish
  The combfish or comb wrasse, Coris picta, is a wrasse of the genus Coris, found off eastern Australia and around offshore islands off north eastern New Zealand to depths of between 5 and 55 metres, on mixed sandy/rocky reef areas...
  
  
• Combtail gourami
• Combtooth blenny
  Combtooth blenny
  Combtooth blennies are blennioids; perciform marine fish of the family Blenniidae. They are the largest family of blennies, with approximately 371 species in 53 genera represented...
  
  
• Common carp
  Common carp
  The Common carp is a widespread freshwater fish of eutrophic waters in lakes and large rivers in Europe and Asia. The wild populations are considered vulnerable to extinction, but the species has also been domesticated and introduced into environments worldwide, and is often considered an invasive...
  
  
• Common tunny
• Conger eel
• Convict blenny
• Convict cichlid
  Convict cichlid
  The Convict cichlid is a fish species from the family Cichlidae, native to Central America, also known as the zebra cichlid...
  
  
• Cookie-cutter shark
• Coolie loach
• Cornish Spaktailed Bream
• Cornetfish
  Cornetfish
  The cornetfishes are a small family Fistulariidae of extremely elongated fishes in the order Syngnathiformes. The family consists of just a single genus Fistularia with four species, found worldwide in tropical and subtropical marine environments.Ranging up to in length, cornetfishes are as thin...
  
  
• Cowfish
• Cownose ray
  Cownose ray
  The cownose ray is a species of eagle ray found throughout a large part of the western Atlantic and Caribbean, from New England, USA to southern Brazil. Cownose rays grow rapidly, and male rays often reach about in width and weigh . Females typically reach in width and weigh .-Gestation:The...
  
  
• Cow shark
  Cow shark
  Cow sharks, or the Hexanchidae, are a family of sharks characterized by an additional pair or pairs of gill slits. There are currently known to be four species in three genera, Heptranchias, Hexanchus and Notorynchus,....
  
  
• Crappie
  Crappie
  Crappie is a genus of freshwater fish in the sunfish family of order Perciformes. The type species is P. annularis, the white crappie...
  
  
• Creek chub
• Crestfish
  Crestfish
  Crestfishes are lampriform fishes in the family Lophotidae. They are elongate ribbon-like fishes, silver in color, found in deep tropical and subtropical waters worldwide...
  
  
• Crevice kelpfish
• Croaker
  Sciaenidae
  Sciaenidae is a family of fish commonly called drums, croakers, or hardheads for the repetitive throbbing or drumming sounds they make...
  
  
• Crocodile icefish
• Crocodile shark
  Crocodile shark
  The crocodile shark is a species of mackerel shark and the only member of the family Pseudocarchariidae. A specialized inhabitant of the mesopelagic zone, the crocodile shark can be found worldwide in tropical waters from the surface to a depth of...
  
  
• Crucian carp
  Crucian carp
  The crucian carp is a member of the family Cyprinidae, which includes many other fish, such as the common carp, or the smaller minnows. They inhabit lakes, ponds, and slow-moving rivers throughout Europe and Asia. The crucian is a medium-sized cyprinid, which rarely exceeds a weight of over 3.3...
  
  
• Cuchia
• Cuckoo wrasse
  Cuckoo wrasse
  Labrus mixtus is a medium size wrasse living in rocky areas in Atlantic waters.-Description:The male and female have different colouration....
  
  
• Cusk-eel
• Cuskfish
• Cutlassfish
  Cutlassfish
  The cutlassfishes are about 40 species of predatory fish in the family Trichiuridae found in seas throughout the world. Fish of this family are long, slender, and generally steely blue or silver in colour, giving rise to their name...
  
  
• Cutthroat eel
  Cutthroat eel
  Cutthroat eels are a family, Synaphobranchidae, of eels, the only member of the suborder Synaphobranchoidei. They are found worldwide in temperate and tropical seas....
  
  
• Cutthroat trout
  Cutthroat trout
  The cutthroat trout is a species of freshwater fish in the salmon family of order Salmoniformes. It is one of the many fish species colloquially known as trout...
  
  

D

• Dab
  Common dab
  The common dab, Limanda limanda, is an edible flatfish of the family Pleuronectidae. It is a demersal fish native to shallow seas around Northern Europe, in particular the North Sea, where it lives on sandy bottoms down to depths of about...
  
  
• Dace
• Daggertooth pike conger
  Muraenesox cinereus
  The daggertooth pike conger or pike conger, Muraenesox cinereus, is a type of eel. It is a traditional food in Japanese cuisine, where it is known as hamo .Conger pike meat has been used as a co-ingredient in creating Crab stick....
  
  
• Damselfish
  Damselfish
  Damselfish comprise the family Pomacentridae except those of the genera Amphiprion and Premnas. They can grow up to long. While most are marine, a few species inhabit the lower stretches of rivers in freshwater. Damselfish usually have bright colors. in tropical coral reefs, and many of those are...
  
  
• Danio
  Danio
  The Danio genus comprises many of the species of danionins familiar to aquarists. The common name "danio" is used for members of the genera Danio and Devario.-Taxonomy:...
  
  
• Darter
  Etheostoma
  Etheostoma is a diverse genus of small freshwater fish in the family Percidae. It contains nearly 140 member species. Most are native to North America. They are commonly known as darters although the term "darter" is shared by several other genera...
  
  
• Dartfish
  Dartfish
  Dartfishes are a family, Ptereleotridae, of goby-like fishes in the order Perciformes. They are saltwater fish.The dartfishes were formerly classified as the subfamily Ptereleotrinae of the wormfishes, Microdesmidae, but this classification made Microdesmidae polyphyletic, hence the elevation to a...
  
  
• Dealfish
• Death Valley pupfish
  Death Valley pupfish
  The Death Valley pupfish, Cyprinodon salinus salinus, is found in Death Valley National Park.-Description:The Death Valley pupfish is a species of fish that is the last known survivor of what is thought to have been a large ecosystem of fish species that lived in Lake Manly, which dried up at the...
  
  
• Deep sea anglerfish
• Deep sea bonefish
• Deep sea eel
• Deep sea smelt
• Deepwater cardinalfish
  Deepwater cardinalfish
  Deepwater cardinalfishes are perciform fishes in the family Epigonidae.They are small fishes: the largest species, Epigonus telescopes, reaches 75 cm in length, and most species grow to no more than 20 cm or so....
  
  
• Deepwater flathead
• Deepwater stingray
  Deepwater stingray
  The deepwater stingray or giant stingaree is a species of stingray and the sole member of the family Plesiobatidae. It is widely distributed in the Indo-Pacific, typically over fine sediments on the upper continental slope at depths of . This species reaches in length and in width...
  
  
• Delta smelt
  Delta smelt
  Delta smelt, Hypomesus transpacificus, is an endangered slender-bodied smelt, about long, of the Osmeridae family. Endemic to the upper Sacramento-San Joaquin estuary of California, it mainly inhabits the freshwater-saltwater mixing zone of the estuary, except during its spawning season, which...
  
  
• Demoiselle
• Denticle herring
  Denticle herring
  The denticle herring is a small species of ray-finned fish found only in the rivers of Benin, Nigeria and Cameroon, related to the herrings, but notable for its large anal fin and its array of denticle like scales under the head giving it almost a furry appearance. It is the sole living member of...
  
  
• Desert pupfish
• Devario
  Devario
  The genus Devario comprises some danionins familiar to aquarists. Generally, they are larger fish than species of the genus Danio, they have short barbels , and generally have deeper bodies than Danio species, with species having vertical or horizontal stripes present...
  
  
• Devil ray
• Dhufish
• Discus
  Discus (fish)
  Discus are a genus of three species of cichlid freshwater fishes native to the Amazon River basin. Discus are popular as aquarium fish and their aquaculture in several countries in Asia is a major industry.-Taxonomy:...
  
  
• diVer: New Zealand sand diver
  New Zealand sand diver
  The New Zealand sand diver, Tewara cranwellae, is a sandburrower, the only species in the genus Tewara, found all around New Zealand to depths of about 5 m, on sandy or gravelly bottoms...
  
   or Long-finned sand diver
  Long-finned sand diver
  The long-finned sand diver or tommyfish, Limnichthys polyactis, is a sandburrower of the genus Limnichthys, found all around the North Island of New Zealand to depths of about 5 m, on sandy or gravelly bottoms...
  
  
• Dogfish
• Dogfish shark
• Dogteeth tetra
• Dojo loach
• Dolly Varden trout
  Dolly Varden trout
  The Dolly Varden trout, Salvelinus malma malma, is a subspecies of anadromous fish in the salmon family, and is technically a char. Although many of the fish are anadromous, the fish also exists in landlocked waters.- Range :The subspecies S. m...
  
  
• Dorab
• Dorado
  Mahi-mahi
  The mahi-mahi or common dolphinfish is a surface-dwelling ray-finned fish found in off-shore temperate, tropical and subtropical waters worldwide. It is one of only two members of the Coryphaenidae family, the other being the pompano dolphinfish...
  
  
• Dory
  Dory (fish)
  The common name dory is shared by members of several different families of large-eyed, silvery, deep-bodied, laterally compressed, and roughly discoid marine fish. As well as resembling each other, dories are also similar in habit: most are deep-sea and demersal...
  
  
• Dottyback
  Dottyback
  The dottybacks are a family, Pseudochromidae, of fishes in the order Perciformes. Around 100 species belong to this family.They are found in the tropical and subtropical Indo-Pacific, where they inhabit coral reefs. They are brightly coloured fish, often showing striking sexual dimorphism. They are...
  
  
• Dragonet
  Dragonet
  Dragonets are small, perciform, marine fish of the diverse family Callionymidae . Found mainly in the tropical waters of the western Indo-Pacific, the family contains approximately 186 species in 18 genera. The Draconettidae may be considered a sister family, whose members are very much alike,...
  
  
• Dragonfish
  Dragonfish
  -Other fish called Dragonfish:*Barbeled dragonfish, small bioluminescent deep-sea stomiiform fish of the family Stomiidae*Arowana, large freshwater osteoglossiform fish of the family Osteoglossidae...
  
  
• Dragon goby
• Driftfish
  Driftfish
  Driftfishes are perciform fishes in the family Nomeidae. They are found in tropical and subtropical waters throughout the world.The largest species, such as the Cape farthead, Cubiceps capensis, reach one metre in length....
  
  
• Driftwood catfish
  Driftwood catfish
  The driftwood catfishes are catfishes of the family Auchenipteridae.The two genera of the family Ageneiosidae have been placed here, resulting in a grouping of about 60 species in about 19 genera....
  
  
• Drum
• Duckbill
  Percophidae
  Duckbills are a family, Percophidae, of perciform fishes.They are found in tropical and subtropical waters of the Atlantic and Indian Oceans and in the southwestern and southeastern Pacific....
  
  
• Duckbilled barracudina
• Duckbill eel
• Dusky grouper
• Dwarf gourami
  Dwarf gourami
  The dwarf gourami, Trichogaster lalius , has an almost translucent blue color, with vertical red to dark orange stripes. In its native range it is dried for food, and it is also kept as an aquarium fish. It has become highly popular for aquaria.Dwarf gouramis from Singapore may carry dwarf gourami...
  
  
• Dwarf loach

E

• Eagle ray
  Eagle ray
  The eagle rays are a group of cartilaginous fishes in the family Myliobatidae, consisting mostly of large species living in the open ocean rather than on the sea bottom....
  
  
• Earthworm eel
  Earthworm eel
  The earthworm eels are a family of small freshwater eel-like fish related to the swamp eels and spiny eels. The ten known species are literally the size and shape of earthworms, thus the family name...
  
  
• Eel
  Eel
  Eels are an order of fish, which consists of four suborders, 20 families, 111 genera and approximately 800 species. Most eels are predators...
  
  
• Eelblenny
• Eel cod
• Eel-goby
• Eelpout
  Eelpout
  The eelpouts are the ray-finned fish family Zoarcidae. As the common name suggests, they are somewhat eel-like in appearance, with elongate bodies, and the dorsal and anal fins continuous with the caudal fin. All of the approximately 220 species are marine, mostly bottom-dwelling, some at great...
  
  
• Eeltail catfish
  Eeltail catfish
  The eeltail catfish are a family of catfish whose tails are elongated in an eel-like fashion. These catfishes are native to the Indian Ocean and western Pacific from Japan to Australia and Fiji. The family includes about 35 species in 10 genera. About half of the species are freshwater, occurring...
  
  
• Elasmobranch
• Electric catfish
  Electric catfish
  Electric catfish is the common name for the catfish family Malapteruridae. This family includes two genera, Malapterurus and Paradoxoglanis with 19 species. Several species of this family have the ability to produce an electric shock of up to 350 volts using electroplaques of an electric organ...
  
  
• Electric eel
  Electric eel
  The electric eel , is an electric fish, and the only species of the genus Electrophorus. It is capable of generating powerful electric shocks, of up to six hundred volts, which it uses for both hunting and self-defense. It is an apex predator in its South American range...
  
  
• Electric knifefish
• Electric ray
  Electric ray
  The electric rays are a group of rays, flattened cartilaginous fish with enlarged pectoral fins, comprising the order Torpediniformes. They are known for being capable of producing an electric discharge, ranging from as little as 8 volts up to 220 volts depending on species, used to stun prey and...
  
  
• Electric stargazer
• Elephant fish
• Elephantnose fish
  Peters' elephantnose fish
  Peters' elephantnose fish is an elephantfish in the genus Gnathonemus. Other names in English include elephantnose fish, long-nosed elephant fish, and Ubangi mormyrid, after the Ubangi River...
  
  
• Elver
• Emperor
  Emperor (disambiguation)
  An emperor is a type of monarch.Emperor may also refer to:-Animals:* Emperor angelfish* Emperor bream* Emperor Penguin* Emperor moth* Emperor scorpion* a number of brush-footed butterflies:...
  
  
• Emperor angelfish
  Emperor angelfish
  The emperor angelfish, Pomacanthus imperator, is a species of marine angelfish. It is a reef-associated fish, native to the Indian and Pacific Oceans, from the Red Sea to Hawaii and the Austral Islands....
  
  
• Emperor bream
• Escolar
  Escolar
  The escolar, Lepidocybium flavobrunneum, a species of fish in the family Gempylidae, is found in deep tropical and temperate waters around the world...
  
  
• Eucla cod
  Eucla cod
  The Eucla cod, Euclichthys polynemus, is a deepwater marine fish belonging to the cod order . It is the only species currently classified in the family Euclichthyidae. It is named after the town of Eucla, Western Australia, in whose coastal waters it is found.The Eucla cod has a long and tapering...
  
  
• Eulachon
  Eulachon
  The eulachon, also oolichan, hooligan, ooligan, or candlefish, is a small anadromous ocean fish, Thaleichthys pacificus, a smelt found along the Pacific coast of North America from northern California to Alaska....
  
  
• European chub
  European chub
  The European chub , sometimes called the round chub, fat chub, chevin, pollard or simply "the" chub, is a freshwater fish of the family Cyprinidae...
  
  
• European eel
  European eel
  The European eel, Anguilla anguilla, is a species of eel, a snake-like, catadromous fish. They can reach in exceptional cases a length of 1½ m, but are normally much smaller, about 60–80 cm, and rarely more than 1 m....
  
  
• European flounder
  European flounder
  The European flounder is a flatfish of European coastal waters from the White Sea in North to the Mediterranean and the Black Sea in South. Introduced into the USA and Canada accidentally through transport in ballast water. It is a well-known food fish.-Description:The European flounder is oval in...
  
  
• European minnow
• European perch
  European perch
  The European perch, Perca fluviatilis, is a predatory species of perch found in Europe and Asia. In some areas it is known as the redfin perch or English perch, and it is often known simply as perch. The species is a popular quarry for anglers and has been widely introduced beyond its native area,...
  
  

F

• False brotula
• False cat shark
• False moray
• False trevally
  False trevally
  This species of fish is of the genus Lactarius in the family Lactariidae. It is also known as the milky travelly, and it is found in pelagic-neritic, brackish, and marine waters.-Distribution:...
  
  
• Fangtooth
  Fangtooth
  Fangtooths are beryciform fish of the family Anoplogastridae that live in the deep sea. The name is from Greek anoplo meaning "unarmed" and gaster meaning "stomach"...
  
  
• Fathead sculpin
• Featherback
• Featherfin knifefish
• Fierasfer
• Filefish
  Filefish
  Filefish are tropical to subtropical tetraodontiform marine fish of the diverse family Monacanthidae. Found in the Atlantic, Pacific and Indian Oceans, the filefish family contains approximately 107 species in 26 genera...
  
  
• Finback cat shark
• Fingerfish
• Fire bar danio
  Fire Bar Danio
  Fire bar danio, Devario maetaengensis:* Maximum length: 2 inches* Colors: Brown, yellow, green, red* Temperature preference: Unknown* pH preference: 6 to 7* Hardness preference: Soft to medium...
  
  
• Firefish
• Flabby whalefish
  Flabby whalefish
  Flabby whalefishes are small, deep-sea cetomimiform fish of the family Cetomimidae. They are among the most deep-living fish known, with some species recorded at depths in excess of 3.5 kilometres. Within the family are nine genera and 20 species. Juveniles are known as tapetails and were formerly...
  
  
• Flagblenny
• Flagfin
• Flagfish
  Flagfish
  The flagfish or American flagfish, Jordanella floridae, is a killifish native to Florida. It received its name because the male fish resembles the American flag, with a large black/blue dot and alternating red and black/blue stripes on its body. It is a common, native fish in Florida that is...
  
  
• Flagtail
  Flagtail
  The flagtails are a family of perciform fish of the Indo-Pacific area. The family consists of several species in one genus, Kuhlia, of which, one, , is freshwater...
  
  
• Flashlight fish
  Flashlight fish
  The flashlight fish are a family, the Anomalopidae, of beryciform fish. There are some unrelated fish with similar features, some of which are also called flashlight fish. Notable among these are the deep sea lanternfish, of the family Myctophidae, of which there are over 200 species.Flashlight...
  
  
• Flatfish
  Flatfish
  The flatfish are an order of ray-finned fish, also called the Heterosomata, sometimes classified as a suborder of Perciformes. In many species, both eyes lie on one side of the head, one or the other migrating through and around the head during development...
  
  
• Flathead
  Flathead (fish)
  A flathead is one of a number of small to medium fish species with notably flat heads, distributed in membership across various genera of the family Platycephalidae. Many species are found in the Indo-Pacific, especially most parts of Australia where they are popular sport and table fish...
  
  
• Flathead catfish
  Flathead catfish
  The flathead catfish , also called the yellow cat, opelousas, and shovelhead cat, are large North American freshwater catfish. This is the only species of the genus Pylodictis...
  
  
• Flat loach
• Flier
• Flounder
  Flounder
  The flounder is an ocean-dwelling flatfish species that is found in coastal lagoons and estuaries of the Northern Atlantic and Pacific Oceans.-Taxonomy:There are a number of geographical and taxonomical species to which flounder belong.*Western Atlantic...
  
  
• Flying characin
• Flying gurnard
• Flyingfish
  Flyingfish
  Exocoetidae, is a family of marine fish in the order Beloniformes of class Actinopterygii. Fish of this family are known as flying fish. There are about 64 species grouped in seven to nine genera.- Etymology :...
  
  
• Footballfish
  Footballfish
  The footballfish are a family, Himantolophidae, of globose, deep-sea anglerfishes found in tropical and subtropical waters of the Atlantic, Indian, and Pacific Ocean...
  
  
• Forehead brooder
• Four-eyed fish
  Four-eyed fish
  The four-eyed fishes are a genus, Anableps, of fishes in the family Anablepidae. They have eyes raised above the top of the head and divided in two different parts, so that they can see below and above the water surface at the same time...
  
  
• French angelfish
  French angelfish
  The French Angelfish, Pomacanthus paru, is a large angelfish of the family Pomacanthidae, found in the western Atlantic from Florida and the Bahamas to Brazil, and also the Gulf of Mexico and the Caribbean, including the Antilles, and the eastern Atlantic from around Ascension Island and St. Paul's...
  
  
• Freshwater eel
• Freshwater flyingfish
• Freshwater hatchetfish
  Freshwater hatchetfish
  The freshwater hatchetfishes are a family, Gasteropelecidae, of ray-finned fish. The common hatchetfish is the most popular member among fish keeping hobbyists...
  
  
• Freshwater herring
• Freshwater shark
• Frigate mackerel
• Frilled shark
• Frogfish
  Frogfish
  Frogfishes, family Antennariidae, are a type of anglerfish in the order Lophiiformes. They are known as anglerfishes in Australia, where 'frogfish' refers to a different type of fish...
  
  
• Frogmouth catfish
• Fusilier fish

G

• Galjoen fish
• Ganges shark
  Ganges shark
  The Ganges shark is a rare species of requiem shark found in the Ganges River of India. It should not be confused with the Bull shark, which also inhabits the Ganges River and is sometimes incorrectly referred to as the Ganges shark....
  
  
• Gar
  Gar
  In American English the name gar is strictly applied to members of the Lepisosteidae, a family including seven living species of fish in two genera that inhabit fresh, brackish, and occasionally marine, waters of eastern North America, Central America, and the Caribbean islands.-Etymology:In...
  
  
• Garden eel
  Garden eel
  Heteroconger cobra, sometimes known as the cobra garden eel, is a species of garden eel of the family Congridae, found in the western Central Pacific from Honiara, the Solomon Islands to Port Moresby, Papua New Guinea....
  
  
• Garibaldi
  Garibaldi (fish)
  The Garibaldi or Garibaldi damselfish is a brightly colored orange fish of the damselfish family that is native to the North-Eastern subtropical parts of the Pacific Ocean, ranging from Monterey Bay, California, to Guadalupe Island, Baja California...
  
  
• Garpike
• Ghost carp
• Ghost fish
• Ghost flathead
  Ghost flathead
  Hoplichthyidae is a family of scorpaeniform fishes native to the Indo-Pacific Oceans, commonly known as ghost flatheads. There is a single genus, Hoplichthys....
  
  
• Ghost knifefish
  Ghost knifefish
  The ghost knifefishes are a family, Apteronotidae, of ray-finned fishes in the order Gymnotiformes. These fish can be found in the freshwater of Panama and South America....
  
  
• Ghost pipefish
• Ghoul
• Giant danio
  Giant Danio
  The giant danio is a tropical fish belonging to the minnow family Cyprinidae. Originating in Sri Lanka, Nepal, and the west coast of India, this species grows to a maximum length of 6 inches , making it one of the largest of the danionins...
  
  
• Giant gourami
  Giant gourami
  The Giant Gourami is a gourami, a freshwater fish belonging to the sub-family Osphroneminae in the family Osphronemidae. Some other larger members of this family are also occasionally or regionally referred to as "giant gouramis", including the banded gourami, Trichogaster fasciatus, and the three...
  
  
• Giant sea bass
  Giant sea bass
  The giant sea bass is a fish native to the northern Pacific Ocean. Despite its conspicuous size and curious nature, relatively little is known about its biology or behavior....
  
  
• Giant wels
• Gianttail
• Gibberfish
• Gila trout
  Gila trout
  The gila trout is one of two subspecies of trout in O. gilae, the other being the Apache trout . Both are native to the Southwest United States. The gila trout is a species of salmonid, related to the rainbow and cutthroat trouts. The Gila trout has been considered endangered with extinction....
  
  
• Gizzard shad
• Glass catfish
  Glass catfish
  The Glass Catfish is an Asian glass catfish of the genus Kryptopterus. Until 1989, it included its smaller relative the Ghost Catfish, now known as K. minor. Its scientific name and common name are often still used in the aquarium fish trade to refer to the Ghost Catfish; as it seems, the larger...
  
  
• Glassfish
• Glass knifefish
  Glass knifefish
  Glass knifefishes are fishes in the family Sternopygidae in the order Gymnotiformes. Species are also known as rattail knifefishes.These fishes inhabit freshwater streams and rivers in Panama and South America...
  
  
• Glowlight danio
  Glowlight Danio
  Glowlight danio is a small, schooling fish closely related to the popular zebrafish Danio rerio. This should not be confused with the GloFish , a trademarked brand of fluorescent zebrafish that appears to glow in the dark under a black light...
  
  
• Goatfish
  Goatfish
  Goatfishes are tropical marine perciform fish of the family Mullidae. Seldom found in brackish waters, goatfish are most associated with the reefs of the Atlantic, Indian, and Pacific Oceans...
  
  
• Goblin shark
  Goblin shark
  The goblin shark, Mitsukurina owstoni, is a deep-sea shark, the sole living species in the family Mitsukurinidae. The most distinctive characteristic of the goblin shark is the unusual shape of its head. It has a long, trowel-shaped, beak-like rostrum or snout, much longer than other sharks' snouts...
  
  
• Goby
  Goby
  The gobies form the family Gobiidae, which is one of the largest families of fish, with more than 2,000 species in more than 200 genera. Most are relatively small, typically less than 10 cm in length...
  
  
• Golden dojo
• Golden loach
• Golden shiner
  Golden shiner
  The golden shiner is a cyprinid fish native to eastern North America. It is the sole member of its genus. Much used as a bait fish, it is probably the most widely pond-cultured fish in the United States.-Description:...
  
  
• Golden trout
  Golden Trout
  The golden trout is a sub-species of the rainbow trout, and it closley resembles the juvenile Rainbow trout. The fish is also known as the California golden trout and is native to Golden Trout Creek, Volcano Creek and the South Fork Kern River. Another variant, O. m...
  
  
• Goldeye
  Goldeye
  The goldeye, Hiodon alosoides, is a species of fish in the mooneye family . It occurs from as far down the Mackenzie River as Aklavik in the north to Mississippi in the south, and from Alberta in the west to Ohio south of the Great Lakes, with an isolated population south of James Bay. It is...
  
  
• Goldfish
  Goldfish
  The goldfish is a freshwater fish in the family Cyprinidae of order Cypriniformes. It was one of the earliest fish to be domesticated, and is one of the most commonly kept aquarium fish....
  
  
• Goldspotted killifish
• Gombessa
• Goosefish
  Goosefish
  Monkfish are a family, Lophiidae, of anglerfishes. They are found in the Arctic, Atlantic, Indian and Pacific Oceans where they live on sandy and muddy bottoms of the continental shelf and continental slope, at depths in excess of ....
  
  
• Gopher rockfish
  Gopher rockfish
  The gopher rockfish is a rockfish of the Pacific coast, primarily off California.Gopher rockfish have a generally mottled appearance, with dark areas generally olive to reddish brown, and the lighter areas being white or maybe pinkish...
  
  
• Gouramie
• Grass carp
  Grass carp
  The grass carp is a herbivorous, freshwater fish species of family Cyprinidae, and the only species of the genus Ctenopharyngodon. It is cultivated in China for food, but was introduced in Europe and the United States for aquatic weed control...
  
  
• Graveldiver
  Graveldiver
  The Graveldivers are perciform fish in the genus Scytalina, and the only species in the family Scytalinidae. Graveldivers are small, with a snake-like head . The body is compact, and lacks pelvic fins, with very small pectoral fins...
  
  
• Gray eel-catfish
• Grayling
  Grayling (genus)
  Thymallus is a genus of freshwater fish in the salmon family of order Salmoniformes; it is the only genus of subfamily Thymallinae. The type species is T. thymallus, the grayling. The genus's five distinct species are generically called graylings, but without qualification this also refers...
  
  
• Gray mullet
• Gray reef shark
  Gray reef shark
  The grey reef shark is a species of requiem shark, family Carcharhinidae. One of the most common reef sharks in the Indo-Pacific, it is found as far east as Easter Island and as far west as South Africa. This species is most often seen in shallow water near the drop-offs of coral reefs...
  
  
• Great white shark
  Great white shark
  The great white shark, scientific name Carcharodon carcharias, also known as the great white, white pointer, white shark, or white death, is a large lamniform shark found in coastal surface waters in all major oceans. It is known for its size, with the largest individuals known to have approached...
  
  
• Green swordtail
  Green swordtail
  The green swordtail is a species of freshwater fish in family Poeciliidae of order Cyprinodontiformes. A live-bearer, it is closely related to the southern platyfish or "platy" and can crossbreed with it...
  
  
• Greeneye
  Greeneye
  Greeneyes are deep-sea aulopiform marine fishes in the small family Chlorophthalmidae. Thought to have a circumglobal distribution in tropical and temperate waters, the family contains just 18 species in two genera...
  
  
• Greenling
• Grenadier
• Grideye
• Ground shark
• Grouper
  Grouper
  Groupers are fish of any of a number of genera in the subfamily Epinephelinae of the family Serranidae, in the order Perciformes.Not all serranids are called groupers; the family also includes the sea basses. The common name grouper is usually given to fish in one of two large genera: Epinephelus...
  
  
• Grunion
  Grunion
  Grunion are two fish species of the genus Leuresthes: the California grunion, L. tenuis, and the Gulf grunion L. sardinas...
  
  
• Grunt
  Grunt (disambiguation)
  Grunt or Grunts may refer to:* a deep guttural sound** death grunt, the death metal singing style* "The Grunt", a 1970 instrumental recording by The J.B.'s* Phobos-Grunt, a planned Russian sample return mission to Phobos, one of the moons of Mars...
  
  
• Grunter
• Grunt sculpin
  Grunt sculpin
  The grunt sculpin or grunt-fish, Rhamphocottus richardsonii, is the only member of the fish family Rhamphocottidae. It is native to temperate coastal waters of the North Pacific, from Japan to Alaska and south to California where it inhabits tide pools, rocky areas, and sandy bottoms at depths of...
  
  
• Gudgeon
  Gudgeon
  A gudgeon is a circular fitting, often made of metal, which is affixed to a surface. It allows for the pivoting of another fixture. It is generally used with a pintle, which is a pin which pivots in the hole in the gudgeon. As such, a gudgeon is a simple bearing.-Winged gudgeons:A winged gudgeon...
  
  
• Guitarfish
  Guitarfish
  The guitarfish are a family, Rhinobatidae, of rays. The guitarfish are known for an elongated body with a flattened head and trunk and small ray like wings. The combined range of the various species is tropical, subtropical and temperate waters worldwide. They often travel in large...
  
  
• Gulf menhaden
  Gulf menhaden
  The Gulf menhaden is a small marine filter feeding fish belonging to the family Clupeidae. The range of Gulf menhaden encompasses the entirety of the Gulf of Mexico nearshore waters, with the exception of the extreme eastern Yucatan and western Cuba...
  
  
• Gulper eel
• Gulper
• Gunnel
• Guppy
  Guppy
  The guppy , also known as the millionfish, is one of the most popular freshwater aquarium fish species in the world. It is a small member of the Poeciliidae family [females long, males long] and like all other members of the family, is live-bearing....
  
  
• Gurnard

H

• Haddock
  Haddock
  The haddock , also known as the offshore hake, is a marine fish distributed on both sides of the North Atlantic. Haddock is a popular food fish and is widely fished commercially....
  
  
• Hagfish
  Hagfish
  Hagfish, the clade Myxini , are eel-shaped slime-producing marine animals . They are the only living animals that have a skull but not a vertebral column. Along with lampreys, hagfish are jawless and are living fossils whose next nearest relatives include all vertebrates...
  
  
• Hairtail
• Hake
  Hake
  The term hake refers to fish in either of:* family Phycidae of the northern oceans* family Merlucciidae of the southern oceans-Hake fish:...
  
  
• Half-gill
• Halfbeak
  Halfbeak
  The halfbeaks are a geographically widespread and numerically abundant family of epipelagic fish inhabiting warm waters around the world. The family Hemiramphidae is divided into two subfamilies, the primarily marine Hemiramphinae and the freshwater or estuarine Zenarchopterinae...
  
  
• Halfmoon
  Halfmoon
  The Halfmoon, or Medialuna californiensis, is a species of edible Pacific fish....
  
  
• Halibut
  Halibut
  Halibut is a flatfish, genus Hippoglossus, from the family of the right-eye flounders . Other flatfish are also called halibut. The name is derived from haly and butt , for its popularity on Catholic holy days...
  
  
• Halosaur
  Halosaur
  Halosaurs are eel-shaped fishes found only at great ocean depths. As the family Halosauridae, halosaurs are one of two families within the order Notacanthiformes; the other being the deep-sea spiny eels. Halosaurs are thought to have a worldwide distribution, with some seventeen species in three...
  
  
• Hamlet
  Hamlet (fish)
  A hamlet is a fish of the genus Hypoplectrus that is found mainly in coral reefs in the Caribbean Sea and the Gulf of Mexico, particularly around Florida and the Bahamas...
  
  
• Hammerhead shark
  Hammerhead shark
  The hammerhead sharks are a group of sharks in the family Sphyrnidae, so named for the unusual and distinctive structure of their heads, which are flattened and laterally extended into a "hammer" shape called a "cephalofoil". Most hammerhead species are placed in the genus Sphyrna while the...
  
  
• Hammerjaw
  Hammerjaw
  The hammerjaw, Omosudis lowii, is a small deep-sea aulopiform fish, found worldwide in tropical and temperate waters to 4,000 m depth...
  
  
• Handfish
  Handfish
  Handfish are anglerfish in the family Brachionichthyidae, a group which comprises five genera and fourteen extant species.They are small bottom-dwelling marine fish found in coastal waters of southern Australia and Tasmania. Their skin is covered with denticles , giving them the name warty anglers...
  
  
• Hardhead catfish
  Hardhead catfish
  The hardhead catfish is a saltwater species of catfish similar to the gafftopsail catfish. It is one of thirteen species in the genus Ariopsis. The common name, hardhead catfish, is derived from the presence of a hard, bony plate extending rearward toward the dorsal fin from a line between the...
  
  
• Harelip sucker
  Harelip Sucker
  -Intoduction:The Harelip Sucker was a species of ray-finned fish in the Catostomidae family.It was found only in the United States. It is extinct and hasn't been seen alive since 1893. A monitoring plan for the Harelip Sucker has been made because little is known about this species...
  
  
• Hatchetfish
• Hawkfish
  Hawkfish
  Hawkfish are strictly tropical, perciform marine fish of the family Cirrhitidae. Associated with the coral reefs of the western and eastern Atlantic and Indo-Pacific, the hawkfish family contains 12 genera and 32 species. They share many morphological features with the scorpionfish of the family...
  
  
• Herring
  Herring
  Herring is an oily fish of the genus Clupea, found in the shallow, temperate waters of the North Pacific and the North Atlantic oceans, including the Baltic Sea. Three species of Clupea are recognized. The main taxa, the Atlantic herring and the Pacific herring may each be divided into subspecies...
  
  
• Herring smelt
  Herring smelt
  The herring smelts or argentines are a family, Argentinidae, of osmeriform fishes. They are similar in appearance to smelts but have much smaller mouths.They are found in oceans throughout the world...
  
  
• Hillstream loach
  Hillstream loach
  The hillstream loaches or river loaches are a family, the Balitoridae, of small Eurasian fish. Many of the species are popular for aquaria. They have a number of similarities with the Cobitidae, their sibling family of "loaches", such as multiple barbels around the mouth...
  
  
• Hog sucker
• Hoki
• Horn shark
  Horn shark
  The horn shark is a species of bullhead shark, family Heterodontidae. It is endemic to the coastal waters off the western coast of North America, from California to the Gulf of California. Young sharks are segregated spatially from the adults, with the former preferring deeper sandy flats and the...
  
  
• Horsefish
• Houndshark
• Huchen
  Huchen
  The huchen or Danube salmon is a species of freshwater fish in the salmon family of order Salmoniformes. It is the type species of its genus...
  
  
• Humuhumu-nukunuku-apua‘a
  Reef triggerfish
  The reef, rectangular, or wedge-tail triggerfish, also known by its Hawaiian name, humu­humu­nuku­nuku­āpuaa , also spelled Humuhumunukunukuapua'a or just humuhumu for short; meaning "triggerfish with a snout like a pig"), is one of several species of triggerfish...
  
  
• Hussar

I

• Icefish
• Ide
• Ilisha
• Inanga
• Inconnu
  Inconnu
  Stenodus leucichthys is a species of freshwater whitefish in the family Salmonidae. It is also known variously by the common names sheefish, inconnu, connie, nelma and beloribitsa...
  
  
• Indian mul

J

• Jack
• Jackfish
• Jack Dempsey
  Jack Dempsey (fish)
  The Jack Dempsey is a cichlid fish that is widely distributed across North and Central America...
  
  
• Japanese eel
  Japanese eel
  The Japanese eel, Anguilla japonica, is a species of eel found in Japan, Korea, Vietnam the East China Sea and the northern Philippines. Like the all the eels of its family, it is catadromous, meaning it lives parts of its life in both freshwater and saltwater. The specific spawning grounds have...
  
  
• Javelin
  Javelin (fish)
  The javelin, javelinfish, or southern whiptail, Caelorinchus australis, is a rattail of the genus Caelorinchus, found around Australia and New Zealand at depths of between 80 and 500 m...
  
  
• Jawfish
• Jellynose fish
  Jellynose fish
  The jellynose fishes or tadpole fishes are the small order Ateleopodiformes. This group of ray-finned fish is monotypic, containing a single family Ateleopodidae...
  
  
• Jewelfish
• Jewel tetra
• Jewfish
• John dory
  John Dory
  John Dory, also known as St Pierre or Peter's Fish, refers to fish of the genus Zeus, especially Zeus faber, of widespread distribution. It is an edible benthic coastal marine fish with a laterally compressed olive-yellow body which has a large dark spot, and long spines on the dorsal fin...
  
  

K

• Kafue pike
• Kahawai
• Kaluga
  Kaluga (fish)
  The Kaluga is a large predatory sturgeon found in the Amur River basin. Also known as the River Beluga, they are claimed to be the largest freshwater fish in the world, with a maximum size of at least 1,000 kg and 5.6 m . Like the slightly larger Beluga, it spends part of its life in...
  
  
• Kanyu
• Kelp perch
• Kelpfish
  Kelpfish
  The kelpfishes are a family of perciform fishes, native to coastal Australia and New Zealand.The name of the family, "Chironemidae", is from Greek cheir meaning "hands" and nema meaning "thread".There are six species in two genera:...
  
  
• Killifish
  Killifish
  A killifish is any of various oviparous cyprinodontiform fish . Altogether, there are some 1270 different species of killifish, the biggest family being Rivulidae, containing more than 320 species...
  
  
• King of herring
• Kingfish
• King-of-the-salmon
  King-of-the-salmon
  King-of-the-salmon, Trachipterus altivelis, is a species of ribbonfish in the family Trachipteridae. Its common name comes from the legends of the Makah people west of the Strait of Juan de Fuca, which hold that this fish leads the salmon annually to their spawning grounds. Catching or eating...
  
  
• Kissing gourami
  Kissing gourami
  Kissing gouramis, also known as kissing fish or kissers , are large tropical freshwater fish comprising the monotypic labyrinth fish family Helostomatidae . These fish originate from Thailand to Indonesia. They can befood fish which are farmed in their native Southeast Asia...
  
  
• Knifefish
• Knifejaw
• Koi
  Koi
  or more specifically , are ornamental varieties of domesticated common carp that are kept for decorative purposes in outdoor koi ponds or water gardens....
  
  
• Kokanee
• Kokopu
  Kokopu
  Kokopu is a common name used for three species of fish of the genus Galaxias. They are found in the rivers, lakes and swamps of New Zealand for which they are endemic. Kokopu are galaxiids and like others members of that family lacks scales and has a thick, leathery skin covered with mucus. Kokopu...
  
  
• Kuhli loach
  Kuhli Loach
  The Kuhli Loach is a small eel-like freshwater fish belonging to the loach family . It originates in Indonesia and the Malay Peninsula. This snake-like creature is very slender and nocturnal...
  
  

L

• Labyrinth fish
• Ladyfish
• Lagena
  Lagena
  The extremities of the ductus cochlearis are closed; the upper is termed the lagena and is attached to the cupula at the upper part of the helicotrema; the lower is lodged in the recessus cochlearis of the vestibule.- In fish and amphibians :...
  
  
• Lake chub
  Lake chub
  The Lake Chub, Couesius plumbeus, is a freshwater cyprinid fish found in Canada and in parts of the United States. Of all North American minnows, it is the one with the northernmost distribution. Its genus, Couesius The Lake Chub, Couesius plumbeus, is a freshwater cyprinid fish found in Canada and...
  
  
• Lake trout
  Lake trout
  Lake trout is a freshwater char living mainly in lakes in northern North America. Other names for it include mackinaw, lake char , touladi, togue, and grey trout. In Lake Superior, they can also be variously known as siscowet, paperbellies and leans...
  
  
• Lake whitefish
  Lake whitefish
  The lake whitefish , also called the Sault whitefish or gizzard fish, is a species of freshwater whitefish from North America. Lake whitefish are found throughout much of Canada and parts of the northern United States, including all of the Great Lakes. A valuable commercial fish, they are also...
  
  
• Lampfish
  Ceratoscopelus
  Ceratoscopelus is a genus of lanternfish in the family Myctophidae.- Species :* Ceratoscopelus maderensis * Dogtooth lampfish, Ceratoscopelus townsendi...
  
  
• Lamprey
  Lamprey
  Lampreys are a family of jawless fish, whose adults are characterized by a toothed, funnel-like sucking mouth. Translated from an admixture of Latin and Greek, lamprey means stone lickers...
  
  
• Lancetfish
  Lancetfish
  Lancetfishes are large oceanic predatory fishes in the genus Alepisaurus , the only living genus in the family Alepisauridae....
  
  
• Lanternfish
  Lanternfish
  Cooper Lanternfishes are small mesopelagic fish of the large family Myctophidae. One of two families in the order Myctophiformes, the Myctophidae are represented by 246 species in 33 genera, and are found in oceans worldwide. They are aptly named after their conspicuous use of bioluminescence...
  
  
• Large-eye bream
  Lethrinidae
  The emperor breams or simply emperors also known as pigface breams are a family, Lethrinidae, of fishes in the order Perciformes....
  
  
• Largemouth bass
  Largemouth bass
  The largemouth bass is a species of black bass in the sunfish family native to North America . It is also known as widemouth bass, bigmouth, black bass, bucketmouth, Potter's fish, Florida bass, Florida largemouth, green bass, green trout, linesides, Oswego bass, southern largemouth...
  
  
• Largenose fish
• Leaffish
• Leatherjacket
• Lefteye flounder
• Lemon shark
  Lemon shark
  The lemon shark, Negaprion brevirostris, is a shark in the family Carcharhinidae, that can grow to long. It is known as the lemon shark because, at certain depths, light interacting with the local seawater can give this shark a tanned and yellow pitted appearance, much like the surface of a...
  
  
• Lemon sole
  Lemon sole
  The lemon sole, Microstomus kitt, is a flatfish of the family Pleuronectidae. It is native to shallow seas around Northern Europe, where it lives on stony bottoms down to depths of about . It grows up to in length and reaches about in weight....
  
  
• Lenok
• Leopard danio
• Lightfish
• Lighthousefish
• Limia
  Limia
  Limia is a genus of livebearing freshwater fishes belonging to the cyprinodontiform family Poeciliidae, which includes other livebearers such as platys, swordtails , guppies and mollies...
  
  
• Lined sole
• Ling
• Ling cod
• Lionfish
• Livebearer
• Lizardfish
• Loach
• Loach catfish
  Loach catfish
  Loach catfishes, Amphiliidae, are a family of catfishes . They are widespread in tropical Africa but are most common in streams at high elevations; most species are able to cling to rocks in fast-flowing streams...
  
  
• Loach goby
  Loach goby
  The Loach Goby, Rhyacichthys aspro, is a goby belonging to the family Rhyacichthyidae.Thacker and Hardman's study of the molecular phylogeny of the gobies indicates that the loach goby is the most primitive member of the gobioidei. The loach goby is not fished commercially.-Description:The loach...
  
  
• Loach minnow
  Loach Minnow
  The loach minnow is a species of freshwater fish. It is a member of the carp family of order Cypriniformes...
  
  
• Longfin
  Longfin
  The longfins also known as roundheads or spiny basslets are a family, Plesiopidae, of fishes in the order Perciformes. They are elongated fishes, found in the Indian Ocean and western Pacific Ocean.-Species:...
  
  
• Longfin dragonfish
• Longfin escolar
  Longfin escolar
  The longfin escolar, Scombrolabrax heterolepis, also known as the black mackerel, is a widespread but uncommon deep sea fish that presents some difficulties for taxonomy....
  
  
• Longfin smelt
  Longfin smelt
  The longfin smelt, Spirinchus thaleichthys, is a smelt that is found in several estuaries and lakes along the northern Pacific coast of North America....
  
  
• Long-finned char
• Long-finned pike
  Long-finned pike
  The long-finned pike or yellowfin pike, Dinolestes lewini, is a species of perciform fish, the only species in the genus Dinolestes as well as the familia family Dinolestidae....
  
  
• Longjaw mudsucker
  Longjaw mudsucker
  The longjaw mudsucker Gillichthys mirabilis is a goby of the Pacific Ocean coast of California and Baja California, noted for its extremely large mouth and ability to survive out of water for short periods....
  
  
• Longneck eel
  Longneck eel
  Longneck eels or neck eels are a family, Derichthyidae, of eels. They are pelagic fishes, found in the middle and depths of most oceans...
  
  
• Longnose chimaera
• Longnose dace
  Longnose dace
  The longnose dace is found in muddy and warm, clear and cold, streams and lakes. The largest longnose dace are about 6 inches long. They are well-adapted for living on the bottom of fast-flowing streams among the stones. Longnose dace eat mostly immature aquatic insects. They are important...
  
  
• Longnose lancetfish
• Longnose sucker
  Longnose sucker
  The longnose sucker, Catostomus catostomus, is a freshwater species of fish inhabiting cold, clear waters in North America from northern USA to the top of the continent. In addition, it is one of two species of sucker to inhabit Asia, specifically the rivers of eastern Siberia...
  
  
• Longnose whiptail catfish
• Long-whiskered catfish
• Lookdown catfish
• Loosejaw
• Lost River sucker
  Lost River Sucker
  The Lost River Sucker is a species of ray-finned fish in the family Catostomidae. It is the only living member of the genus Deltistes. It is found only in California and Oregon in the United States. Its population is much reduced from historical numbers for a number of reasons...
  
  
• Louvar
  Louvar
  The louvar or luvar, Luvarus imperialis, is a species of perciform fish, the only extant species in the genus Luvarus and family Luvaridae. Other species and genera are only known from fossils dating back to the Paleogene. It is closely related to the surgeonfish...
  
  
• Loweye catfish
• Luderick
• Luminous hake
  Merlucciidae
  Merlucciidae is a family of cod-like fish, including most hakes.They are native to the Atlantic and Pacific oceans, being common in southern waters off Tasmania and New Zealand....
  
  
• Lumpsucker
  Lumpsucker
  Lumpsuckers or lumpfish are mostly small scorpaeniform marine fish of the family Cyclopteridae. They are found in the cold waters of the Arctic, North Atlantic, and North Pacific oceans...
  
  
• Lungfish
  Lungfish
  Lungfish are freshwater fish belonging to the Subclass Dipnoi. Lungfish are best known for retaining characteristics primitive within the Osteichthyes, including the ability to breathe air, and structures primitive within Sarcopterygii, including the presence of lobed fins with a well-developed...
  
  
• Lyretail
  Blue Lyretail
  Blue Lyretail , also known as Steel-blue Aphyosemion and Gardner's Killi. It is a species of killifish that inhabits the tributary streams and marshes of the Benue and Cross River basins of Nigeria and Cameroon. It occurs in both savanna and forested regions...
  
  

M

• Mackerel
  Mackerel
  Mackerel is a common name applied to a number of different species of fish, mostly, but not exclusively, from the family Scombridae. They may be found in all tropical and temperate seas. Most live offshore in the oceanic environment but a few, like the Spanish mackerel , enter bays and can be...
  
  
• Mackerel shark
• Madtom
  Madtom
  Madtoms or stonecats are catfishes of the genus Noturus of the family Ictaluridae. It is the most speciose group of catfish in North America....
  
  
• Mahi-mahi
  Mahi-mahi
  The mahi-mahi or common dolphinfish is a surface-dwelling ray-finned fish found in off-shore temperate, tropical and subtropical waters worldwide. It is one of only two members of the Coryphaenidae family, the other being the pompano dolphinfish...
  
  
• Mahseer
  Mahseer
  Mahseer is the common name used for the genera Tor, Neolissochilus, and Naziritor in the family Cyprinidae . The name Mahseer is however more often restricted to members of the genus Tor...
  
  
• Mail-cheeked fish
• Mako shark
• Manefish
  Manefish
  Manefishes are perciform fishes in the family Caristiidae. They are deep-sea marine fishes that eat siphonophores.-Genera and species:* Genus Caristius** Caristius groenlandicus Jensen, 1941.** Caristius japonicus Gill & Smith, 1905....
  
  
• Man-of-war fish
  Man-of-war fish
  The man-of-war fish, Nomeus gronovii, is a driftfish, the only species in the genus Nomeus.Notable for living within the deadly tentacles of the Portuguese man o' war, the man-of-war fish is generally found in open sea or close to the siphonophore Portuguese man o' war, after which it is named...
  
  
• Manta Ray
  Manta ray
  The manta ray is the largest species of the rays. The largest known specimen was more than across, with a weight of about . It ranges throughout waters of the world, typically around coral reefs...
  
  
• Marblefish
• Marine hatchetfish
  Marine hatchetfish
  Marine hatchetfishes or deep-sea hatchetfishes are small deep-sea mesopelagic ray-finned fish of the stomiiform subfamily Sternoptychinae...
  
  
• Marlin
  Marlin
  Marlin, family Istiophoridae, are fish with an elongated body, a spear-like snout or bill, and a long rigid dorsal fin, which extends forward to form a crest. Its common name is thought to derive from its resemblance to a sailor's marlinspike...
  
  
• Masu salmon
• Medaka
• Medusafish
  Medusafish
  Medusafishes are a family, Centrolophidae, of perciform fishes. They are found in temperate and tropical waters throughout the world.Young Icichthys lockingtoni are abundant in the coastal waters of the north Pacific, where they are often found in association with jellyfish, which provides them...
  
  
• Megamouth shark
  Megamouth shark
  The megamouth shark, Megachasma pelagios, is an extremely rare species of deepwater shark. Since its discovery in 1976, only a few megamouth sharks have been seen, with 53 specimens known to have been caught or sighted as of 2011, including three recordings on film...
  
  
• Menhaden
  Menhaden
  Menhaden, also known as mossbunker, bunker and pogy, are forage fish of the genera Brevoortia and Ethmidium, two genera of marine fish in the family Clupeidae.-Description:...
  
  
• Merluccid hake
• Mexican blind cavefish
• Mexican golden trout
  Mexican golden trout
  The Mexican golden trout is a species of fish in the Salmonidae family. It is endemic to Mexico.-Description:...
  
  
• Midshipman
  Midshipman fish
  The midshipman fishes are the genus Porichthys of toadfishes. They are distinguished by having photophores and four lateral lines...
  
  
• Milkfish
  Milkfish
  The milkfish is the sole living species in the family Chanidae. - Description and biology :...
  
  
• Minnow
  Minnow
  Minnow is a general term used to refer to small freshwater and saltwater fish, especially those used as bait fish or for fishing bait. More specifically, it refers to small freshwater fish of the carp family.-True minnows:...
  
  
• Modoc sucker
  Modoc Sucker
  The Modoc Sucker is a rare species of fish native to northern California and southern Oregon. It is listed as an endangered species in California and the United States, and it is listed as endangered by the IUCN....
  
  
• Mojarra
  Mojarra
  The mojarras are a family, Gerreidae, of fishes in the order Perciformes. It has seven genera.Mojarras are a common prey and bait fish in many parts of the Caribbean including the South American Coast and Caribbean islands. These species tend to be difficult to identify in the field and often...
  
  
• Mola
• Molly
  Poecilia
  Poecilia is a genus of euryhaline brackish water fish in family Poeciliidae of order Cyprinodontiformes. The type species is P. vivipara. Live-bearers, the Poecilia species are collectively known as mollies, with the exception of Endler's livebearer and the famous guppy...
  
  
• Molly Miller
  Molly Miller
  The Molly Miller, Scartella cristata is a species of fish of the Blenniidae family in the order perciformes. It can be found in the Atlantic, Mediterranean, and Northwest Pacific. Its color is a mottled tan, white, and black covering the body and fins...
  
  
• Monkeyface prickleback
• Monkfish
  Monkfish
  Monkfish is the English name of a number of types of fish in the northwest Atlantic, most notably the species of the anglerfish genus Lophius and the angelshark genus Squatina...
  
  
• Mooneye
  Mooneye
  The mooneyes are a family, the Hiodontidae, of primitive ray-finned fish comprising two living and three extinct species in the genus Hiodon. They are large-eyed, fork-tailed fish that physically resemble shads. Their common name comes from the metallic gold or silver shine of their eyes.The higher...
  
  
• Moonfish
• Moorish idol
  Moorish Idol
  The moorish idol, Zanclus cornutus , is a small marine fish species, the sole extant representative of the family Zanclidae in order Perciform. A common inhabitant of tropical to subtropical reefs and lagoons, the moorish idol is notable for its wide distribution throughout the Indo-Pacific...
  
  
• Mora
  Common mora
  The common mora, Mora moro, is a deep-sea fish, the only species in the genus Mora. It is found worldwide in temperate seas, at depths of between 300 and 2,500 m. Its length is up to about 80 cm...
  
  
• Moray eel
  Moray eel
  Moray eels are cosmopolitan eels of the family Muraenidae. The approximately 200 species in 15 genera are almost exclusively marine, but several species are regularly seen in brackish water and a few, for example the freshwater moray can sometimes be found in freshwater...
  
  
• Morid cod
• Morwong
  Morwong
  Morwongs are perciform fishes comprising the family Cheilodactylidae. Most of the almost 30 species are found in temperate and subtropical oceans in the Southern Hemisphere, but three are restricted to northwest Pacific off Japan and China, and C. vittatus is restricted to Hawaii...
  
  
• Moses sole
• Mosquitofish
• Mosshead warbonnet
• Mouthbrooder
  Mouthbrooder
  Mouthbrooding, also known as oral incubation and buccal incubation, is the care given by some groups of animals to their offspring by holding them in the mouth of the parent for extended periods of time. Although mouthbrooding is performed by a variety of different animals, most notably Darwin's...
  
  
• Mozambique tilapia
• Mrigal
  Mrigal
  The Mrigal carp , also known as Indian Carp, is a species of ray-finned fish in the genus Cirrhinus. Native to the Ganges and Brahmaputra rivers of the Indian Subcontinent, it is extensively aquafarmed, with 463,520 t harvested in 2008....
  
  
• Mud catfish (Mud cat)
• Mudfish
• Mudminnow
• Mud minnow
• Mudskipper
  Mudskipper
  Mudskippers are members of the subfamily Oxudercinae , within the family Gobiidae . They are completely amphibious fish, fish that can use their pectoral fins to walk on land...
  
  
• Mudsucker
• Mullet
  Mullet (fish)
  The mullets or grey mullets are a family and order of ray-finned fish found worldwide in coastal temperate and tropical waters, and in some species in fresh water. Mullets have served as an important source of food in Mediterranean Europe since Roman times...
  
  
• Mummichog
  Mummichog
  The mummichog is a killifish also known as mummies, gudgeons, and mud minnows are found in brackish and coastal waters along the eastern seaboard of the United States as well as Atlantic Canada. It is noted for its hardiness and for being a popular research subject in embryological, physiological,...
  
  
• Murray cod
  Murray Cod
  The Murray cod is a large Australian predatory freshwater fish of the Maccullochella genus and the Percichthyidae family. Although the species is a called cod in the vernacular, it is not related to the northern hemisphere marine cod species...
  
  
• Muskellunge
  Muskellunge
  A muskellunge , also known as a muskelunge, muscallonge, milliganong, or maskinonge , is a large, relatively uncommon freshwater fish of North America. Muskellunge are the largest member of the pike family, Esocidae...
  
  
• Mustache triggerfish
• Mustard eel

N

• Naked-back knifefish
  Naked-back knifefish
  The naked-back knifefishes are a family of knifefishes that are found only in fresh waters of Central America and South America. All have organs adapted to the exploitation of bioelectricity. The family has 33 valid species in two genera...
  
  
• Nase
  Nase
  The Common Nase is a potamodromous fish found in the basins of the Meuse, Rhine and Danube rivers. It is often simply called "the nase", but that can refer to any species of its genus Chondrostoma. Another local name is sneep....
  
  
• Needlefish
  Needlefish
  Needlefish are piscivorous fishes primarily associated with very shallow marine habitats or the surface of the open sea. Some genera include species found in marine, brackish, and freshwater environments while a few genera are confined to freshwater rivers and streams, including Belonion,...
  
  
• Neon tetra
  Neon tetra
  The neon tetra is a freshwater fish of the characin family of order Characiformes. The type species of its genus, it is native to blackwater or clearwater streams in southeastern Colombia, eastern Peru, and western Brazil, including the tributaries of the Solimões where the water is between...
  
  
• New World rivuline
• New Zealand smelt
  New Zealand smelt
  The New Zealand smelt, New Zealand common smelt, or New Zealand cucumber fish, Retropinna retropinna, is a smelt of the family Retropinnidae, found only in New Zealand at shallow depths in estuaries and rivers...
  
  
• Nibble Fish
• Noodlefish
• North American darter
• North American freshwater catfish
• North Pacific daggertooth
• Northern anchovy
• Northern clingfish
• Northern lampfish
• Northern pearleye
• Northern pike
  Northern Pike
  The northern pike , is a species of carnivorous fish of the genus Esox...
  
  
• Northern sea robin
• Northern squawfish
  Northern squawfish
  The northern pikeminnow, or Columbia River dace, Ptychocheilus oregonensis, is a large member of the minnow family, Cyprinidae. Until 1999, when the American Fisheries Society officially changed the common name to pikeminnow, the four species of this genus were known as squawfish. Female northern...
  
  
• Northern Stargazer
  Northern Stargazer
  The Northern Stargazer is a fish that can reach lengths of 22in and are located on the eastern shores between the states of North Carolina and New York in the United States. The Northern Stargazer can be found up to depths of 120 ft...
  
  
• Norwegian Atlantic salmon
• Nurseryfish
  Nurseryfish
  The nurseryfishes or forehead brooders are a family of fish that are notable for carrying their egg clusters on hooks protruding from the forehead of the males...
  
  
• Nurse shark
  Nurse shark
  The nurse shark, Ginglymostoma cirratum, sometimes referred to as the Nur Shark is a shark in the nurse sharks family, the only member of its genus Ginglymostoma...
  
  

O

• Oarfish
  Oarfish
  Oarfish are large, greatly elongated, pelagic Lampriform fishes comprising the small family Regalecidae. Found in all temperate to tropical oceans yet rarely seen, the oarfish family contains four species in two genera...
  
  
• Ocean perch
• Ocean sunfish
  Ocean sunfish
  The ocean sunfish, Mola mola, or common mola, is the heaviest known bony fish in the world. It has an average adult weight of . The species is native to tropical and temperate waters around the globe. It resembles a fish head with a tail, and its main body is flattened laterally...
  
  
• Oceanic flyingfish
• Oceanic whitetip shark
  Oceanic whitetip shark
  The oceanic whitetip shark, Carcharhinus longimanus, is a large pelagic shark inhabiting tropical and warm temperate seas. Its stocky body is most notable for its long, white-tipped, rounded fins....
  
  
• Oilfish
  Oilfish
  The oilfish, Ruvettus pretiosus, is a species of snake mackerel in the family Gempylidae, and the only species in the genus Ruvettus. It is found in the Mediterranean, middle Atlantic and throughout the southern seas, at depths between 100 and 800 m...
  
  
• Oldwife
  Oldwife
  Enoplosus armatus is a species of perciform fish, the only species in the family Enoplosidae.It is native to reefs in the Indian and western Pacific Oceans, and to the coastal waters of Australia....
  
  
• Old World knifefish
• Old World rivuline
• Olive flounder
  Olive flounder
  The Olive flounder or Bastard halibut is a species of large-tooth flounder native to the north-western Pacific Ocean....
  
  
• Opah
  Opah
  Opah are large, colorful, deep-bodied pelagic Lampriform fish comprising the small family Lampridae . There are only two living species in a single genus: Lampris...
  
  
• Opaleye
• Orange roughy
  Orange roughy
  The orange roughy, red roughy, or deep sea perch, Hoplostethus atlanticus, is a relatively large deep-sea fish belonging to the slimehead family . The Marine Conservation Society has categorized orange roughy as vulnerable to exploitation...
  
  
• Orangespine unicorn fish
• Orangestriped triggerfish
• Orbicular batfish
  Orbicular batfish
  The orbicular batfish is a popular aquarium fish endemic to tropical waters of the Indian and Pacific Oceans.-Description:...
  
  
• Orbicular velvetfish
• Oregon chub
  Oregon Chub
  The Oregon Chub is a species of ray-finned fish in the Cyprinidae family.It is endemic to Oregon in the United States. It is a federally listed threatened species....
  
  
• Oriental loach
• Owens pupfish
  Owens pupfish
  The Owens pupfish is a rare species of fish in the family Cyprinodontidae, the pupfish. It is endemic to California in the United States, where it is limited to the Owens Valley. It is a federally listed endangered species of the United States. This pupfish is up to long, the largest males...
  
  

P

• Pacific albacore
• Pacific argentine
• Pacific cod
  Pacific Cod
  The Pacific cod, Gadus macrocephalus, is an important commercial food species. It is also known as gray cod, gray goo, gray wolf, grayest or grayfish. It has three separate dorsal fins, and the catfish-like whiskers on its lower jaw. In appearance, it is similar to the Atlantic Cod...
  
  
• Pacific hake
• Pacific herring
  Pacific herring
  The Pacific herring, Clupea pallasii, is a species of the herring family associated with the Pacific Ocean environment of North America and northeast Asia. This species is a silvery fish with unspined fins and a deeply forked caudal fin...
  
  
• Pacific lamprey
  Pacific lamprey
  The Pacific lamprey is an anadromous parasitic lamprey from the Pacific Coast of North America and Asia. It is also known as the three tooth lamprey and tridentate lamprey.-Biology:...
  
  
• Pacific salmon
• Pacific saury
  Pacific saury
  The Pacific saury, Cololabis saira, is a member of the family Scomberesocidae. This saury, which is a food source in some East Asian cuisines, is also known by the name mackerel pike.- Name :...
  
  
• Pacific trout
• Pacific viperfish
  Pacific viperfish
  The Pacific viperfish, Chauliodus macouni, is a predatory fish that lives in the abyssal depths of the deep sea. In daytime it can be found from 200–5000 m below the ocean surface. At night it swims up into shallower depths of less than 200m where food is more plentiful. Pacific viperfish...
  
  
• Paddlefish
  Paddlefish
  Paddlefish are primitive Chondrostean ray-finned fishes. The paddlefish can be distinguished by its large mouth and its elongated, spatula-like snout, called a rostrum, which is longer than the rest of the head...
  
  
• Panga
  Iridescent shark
  The iridescent shark is a species of shark catfish native to the rivers of Southeast Asia. It is found in the Mekong basin as well as the Chao Phraya River, and is heavily cultivated for food there...
  
  
• Paperbone
• Paradise fish
  Paradise fish
  Paradise fish or paradise gouramis are small freshwater labyrinth fish found in ditches and paddy fields in East Asia, ranging from the Korean Peninsula to Northern Vietnam....
  
  
• Parasitic catfish
• Parrotfish
  Parrotfish
  Parrotfishes are a group of fishes that traditionally had been considered a family , but now often are considered a subfamily of the wrasses. They are found in relatively shallow tropical and subtropical oceans throughout the world, but with the largest species richness in the Indo-Pacific...
  
  
• Peacock flounder
  Peacock flounder
  The Peacock flounder , also known as the Flowery flounder, is a species of fish in the family Bothidae...
  
  
• Peamouth
• Pearleye
  Pearleye
  The pearleyes are a family, Scopelarchidae, of aulopiform fishes, distinguished by their unique visual system, with two retinas in each eye....
  
  
• Pearlfish
  Pearlfish
  Pearlfish is a general name for a variety of marine fish species in the Carapidae family. Pearlfish have been found in tropical waters of the Atlantic, Indian, and Pacific Oceans at depths up to along oceanic shelves and slopes....
  
  
• Pearl danio
  Pearl Danio
  The Pearl Danio is a tropical fish belonging to the minnow family . Originating in Sumatra, Burma, and Thailand, this fish is sometimes found in community tanks by fish keeping hobbyists. It grows to a maximum length of 2.6 inches and lives for around 5 years...
  
  
• Pearl perch
• Pejerrey
• Peladillo
• Pelagic cod
  Pelagic cod
  The Pelagic cod is a small deepwater fish found in the Southern Ocean. It is one of only two species currently classified in the family Melanonidae, the other being the Arrowtail, Melanonus zugmayeri....
  
  
• Pelican eel
  Pelican eel
  The pelican eel, or Eurypharynx pelecanoides, is a deep-sea fish rarely seen by humans, though the creatures are occasionally caught in fishing nets. It is an eel-like fish, the only known member of the genus Eurypharynx and the family Eurypharyngidae. It belongs to the order Saccopharyngiformes...
  
  
• Pelican gulper
• Pencil catfish
• Pencilfish
• Pencilsmelt
• Perch
  Perch
  Perch is a common name for fish of the genus Perca, freshwater gamefish belonging to the family Percidae. The perch, of which there are three species in different geographical areas, lend their name to a large order of vertebrates: the Perciformes, from the Greek perke meaning spotted, and the...
  
  
• Peter's elephantnose fish
  Peters' elephantnose fish
  Peters' elephantnose fish is an elephantfish in the genus Gnathonemus. Other names in English include elephantnose fish, long-nosed elephant fish, and Ubangi mormyrid, after the Ubangi River...
  
  
• Pickerel
• Pigfish
• Pike characid
• Pike conger
• Pike eel
  Pike eel
  The pike eel is a species of eel found throughout the Indo-Pacific. In Australia, it is known in the southwest, in Western Australia, around the tropical north of the country, and south to the coast of New South Wales...
  
  
• Pike
• Pikeblenny
• Pikehead
• Pikeperch
• Pilchard
• Pilot fish
  Pilot fish
  The pilot fish is a carnivorous commensal fish in the family Carangidae. It is widely distributed and lives in warm or tropical open seas.- Description :...
  
  
• Pineconefish
• Pink salmon
  Pink salmon
  Pink salmon or humpback salmon, Oncorhynchus gorbuscha, is a species of anadromous fish in the salmon family. It is the smallest and most abundant of the Pacific salmon.- Appearance :...
  
  
• Píntano
  Sergeant Major (fish)
  The Sergeant Major or píntano is a large, colourful damselfish. It earns its name from its brightly striped sides, which are reminiscent of the insignia of a military Sergeant Major...
  
  
• Pipefish
  Pipefish
  Pipefishes or pipe-fishes are a subfamily of small fishes, which, together with the seahorses, form the family Syngnathidae.-Anatomy:...
  
  
• Piranha
  Piranha
  A piranha or piraña is a member of family Characidae in order Characiformes, an omnivorous freshwater fish that inhabits South American rivers. In Venezuela, they are called caribes...
  
  
• Pirarucu
• Pirate perch
  Pirate perch
  The pirate perch, Aphredoderus sayanus, is a freshwater fish of the Percopsiformes order. This small fish is native to the eastern half of North America. It is dark brown, sometimes with a darker band near the base tail. A unique feature of this fish is the forward placement of its cloaca, under...
  
  
• Plaice
  Plaice
  Plaice is the common name of four species of flatfishes.Plaice or PLAICE may also refer to:* USS Plaice , a Balao-class submarine* PLAICE, an open source hardware FLASH programmer, memory emulator, and logic analyzer...
  
  
• Platy
  Platy (fish)
  Platy is a common name for two related species of freshwater fish in the genus Xiphophorus. Both species are livebearers, similar to other fish of the family Poeciliidae, such as the guppy and molly...
  
  
• Platyfish
• Pleco
• Plownose chimaera
• Plunderfish
• Poacher
  Poacher (fish)
  The poachers are a family of small bottom-dwelling cold-water marine fish. They are also known as alligatorfishes, starsnouts, hooknoses, and rockheads. Poachers are notable for having elongated bodies covered by scales modified into bony plates, and for using their large pectoral fins to move in...
  
  
• Pollyfish
• Pollock
  Pollock
  Pollock is the common name used for either of the two species of marine fish in the Pollachius genus. Both P. pollachius and P. virens are commonly referred to as pollock. Other names for P...
  
  
• Pomfret
• Pompano
  Pompano
  Pompanos are marine fishes in the Trachinotus genus of the Carangidae family . Pompano may also refer to various other, similarly shaped members of Carangidae, or the order Perciformes. Their appearance is deep bodied and mackerel-like, typically silver and toothless with a forked tail and...
  
  
• Pompano dolphinfish
  Pompano dolphinfish
  The pompano dolphinfish is a species of surface-dwelling ray-finned fish found in tropical and subtropical waters. They are one of only two members of the Coryphaenidae family, the other being the mahi-mahi or common dolphinfish....
  
  
• Ponyfish
  Ponyfish
  The ponyfishes also known as slipmouths or slimys are a small family, Leiognathidae, of fishes in the order Perciformes. They inhabit marine and brackish waters in the Indian Ocean and West Pacific....
  
  
• Poolfish
• Popeye catafula
• Porbeagle shark
• Porcupinefish
  Porcupinefish
  Porcupinefish are fish of the family Diodontidae, , also commonly called blowfish ....
  
  
• Porgy
  Porgy
  Porgy is a novel written by American author DuBose Heyward in 1925, as well as a play Dorothy Heyward helped him to write which debuted in 1927....
  
  
• Port Jackson shark
  Port Jackson shark
  The Port Jackson shark, Heterodontus portusjacksoni, is a nocturnal, oviparous type of bullhead shark of the family Heterodontidae, found in the coastal region of southern Australia, including the waters off Port Jackson. It has a large head with prominent forehead ridges and dark brown...
  
  
• Powen
• Priapumfish
• Prickleback
  Prickleback
  The pricklebacks also known as shannies are a family, Stichaeidae, of fishes in the order Perciformes.-Genera:* Genus Acantholumpenus Makushok, 1958 * Genus Alectrias Jordan and Evermann, 1898...
  
  
• Pricklefish
  Pricklefish
  Pricklefishes are a family, Stephanoberycidae, of fishes in the order Stephanoberyciformes.They are found in tropical and subtropical waters of the Atlantic and Pacific Oceans, and to the Indian Ocean off the coast of South Africa....
  
  
• Prickly shark
  Prickly shark
  The prickly shark, Echinorhinus cookei, is a species of large bottom dwelling shark from the Pacific Ocean.-Physical characteristics:The prickly shark has no anal fin and two small spineless dorsal fins set far on the back by the tail...
  
  
• Prowfish
  Prowfish
  Prowfish are subtropical perciform marine fish found in the North Pacific. They are the only member of their family, Zaproridae...
  
  
• Pufferfish
  Pufferfish
  Tetraodontidae is a family of primarily marine and estuarine fish of the Tetraodontiformes order. The family includes many familiar species which are variously called pufferfish, balloonfish, blowfish, bubblefish, globefish, swellfish, toadfish, toadies, honey toads, sugar toads, and sea squab...
  
  
• Pumpkinseed
  Pumpkinseed
  The pumpkinseed sunfish is a freshwater fish of the sunfish family of order Perciformes. It is also referred to as "pond perch", "common sunfish", "punkys", and "sunny".-Range and distribution:...
  
  
• Pupfish
  Pupfish
  Pupfish are a group of small killifish belonging to ten genera of the family Cyprinodontidae of ray-finned fish. All pupfish are especially noted for being found in extreme and isolated situations, in various parts of North America, South America, and the Caribbean region...
  
  
• Pygmy sunfish
  Pygmy sunfish
  Elassoma is a genus of freshwater fish, the only member of family Elassomatidae and suborder Elassomatoidei of order Perciformes. The type species is E. zonatum, the banded pygmy sunfish. The Elassomatidae are known collectively as pygmy sunfishes, but are not true sunfishes, which are members...
  
  

Q

• Queen danio
  Queen danio
  The Queen Danio is a tropical fish belonging to the minnow family . Originating in India, Myanmar, Thailand, northwestern Malaya, and the Mekong basin, this fish is sometimes found in community tanks by fish keeping hobbyists...
  
  
• Queen parrotfish
  Queen parrotfish
  The queen parrotfish is a species of parrotfish found at reefs in the Caribbean Sea.-References:* Yahoo! Kids. * Beautiful Oceans....
  
  
• Queen triggerfish
• Quillback
  Quillback
  The quillback is a type of freshwater fish of the sucker family. It grows to 26 inches and are deeper bodied than most suckers, leading to a carplike appearance. It can be distinguished from carp by the lack of barbels around the mouth. The coloration is silvery and it has large scales...
  
  
• Quillfish
  Quillfish
  The quillfish, Ptilichthys goodei, is a species of perciform fish, the only species in the genus Ptilichthys and family Ptilichthyidae. It is an elongate eel-like fish that reaches 34 cm in length...
  
  

R

• Rabbitfish
  Rabbitfish
  Rabbitfishes or spinefoots are perciform fishes in the family Siganidae. The 28 species are in a single genus, Siganus. In some now obsolete classifications, the species having prominent face stripes—colloquially called foxfaces–are in the genus Lo. Other species like the Masked...
  
  
• Raccoon butterfly fish
• Ragfish
  Ragfish
  The ragfish, Icosteus aenigmaticus , is an odd ray-finned fish of the northern Pacific Ocean; although a perciform, its skeleton is mostly cartilage, and the larvae have pelvic fins that disappear as they mature...
  
  
• Rainbow trout
  Rainbow trout
  The rainbow trout is a species of salmonid native to tributaries of the Pacific Ocean in Asia and North America. The steelhead is a sea run rainbow trout usually returning to freshwater to spawn after 2 to 3 years at sea. In other words, rainbow trout and steelhead trout are the same species....
  
  
• Rainbowfish
  Rainbowfish
  The rainbowfish are a family of small, colourful, freshwater fish that are found in northern and eastern Australia and New Guinea and in the Southeast Asian islands....
  
  
• Rasbora
  Rasbora
  A rasbora is a member of a group of small minnow-type fish in the family Cyprinidae . Fish from genera such as Boraras, Microrasbora, Rasbora and Trigonostigma are commonly referred to as rasboras...
  
  
• Ratfish
• Rattail
  Rattail
  Grenadiers or rattails are generally large, brown to black gadiform marine fish of the family Macrouridae...
  
  
• Ray
  Batoidea
  Batoidea is a superorder of cartilaginous fish commonly known as rays and skates, containing more than 500 described species in thirteen families...
  
  
• Razorback sucker
  Razorback sucker
  The razorback sucker, Xyrauchen texanus, is an endangered fresh water sucker of rivers in the Colorado River drainage of western North America.-Description:...
  
  
• Razorfish
• Red salmon
• Red snapper
• Redfin perch
• Redfish
  Redfish
  Redfish is a common name for several species of fish. It is most commonly applied to members of the deep-sea genus Sebastes, or the reef dwelling snappers, Lutjanus. It is also applied to the slimeheads or roughies , and the alfonsinos ....
  
  
• Redhorse sucker
• Redlip blenny
• Redmouth whalefish
  Redmouth whalefish
  The redmouth whalefishes are two species of deep-sea whalefishes in the genus Rondeletia, the only genus in the family Rondeletiidae. They are apparently close to the velvet whalefish , and apparently also to the gibberfishes...
  
  
• Redside
• Redtooth triggerfish
• Red velvetfish
  Red velvetfish
  The red velvetfish, Gnathanacanthus goetzeei, is a marine scorpaeniform fish of the inshore waters of western and southern Australia. It is the sole member of the family Gnathanacanthidae and genus Gnathanacanthus....
  
  
• Red whalefish
• Reedfish
  Reedfish
  The Reedfish, Erpetoichthys calabaricus, Ropefish , or Snakefish is a species of freshwater fish in the bichir family and order. It is the only member of the genus Erpetoichthys...
  
  
• Reef triggerfish
  Reef triggerfish
  The reef, rectangular, or wedge-tail triggerfish, also known by its Hawaiian name, humu­humu­nuku­nuku­āpuaa , also spelled Humuhumunukunukuapua'a or just humuhumu for short; meaning "triggerfish with a snout like a pig"), is one of several species of triggerfish...
  
  
• Regal whiptail catfish
• Remora
  Remora
  The remora , sometimes called a suckerfish or sharksucker, is an elongated, brown fish in the order Perciformes and family Echeneidae...
  
  
• Requiem shark
  Requiem shark
  Requiem sharks are a family, Carcharhinidae, of sharks in the order Carcharhiniformes, containing migratory, live-bearing sharks of warm seas such as the tiger shark, the blue shark, the bull shark, and the milk shark.The name may be related to the French word for shark, "requin", itself of...
  
  
• Ribbon eel
  Ribbon eel
  The ribbon eel, Rhinomuraena quaesita, or Bernis eel, is a species of saltwater eel, the only member of the genus Rhinomuraena of the Muraenidae family of order Anguilliformes. What is now known as Rhinomuraena quaesita also includes the former Rhinomuraena amboinensis. R. quaesita was used for...
  
  
• Ribbon sawtail fish
  Ribbon sawtail fish
  The ribbon sawtail fish, Idiacanthus fasciola, is a barbeled dragonfish of the family Stomiidae, found around the world at depths over 500 m between latitudes 40° N and 54° S...
  
  
• Ribbonbearer
• Ribbonfish
  Ribbonfish
  The ribbonfish are any lampriform in the family Trachipteridae. These pelagic fish are named for their slim, ribbon-like appearance. They are rarely seen alive as they typically live in deep waters ....
  
  
• Rice eel
• Ricefish
  Ricefish
  The ricefishes are a family of small ray-finned fish that are found in fresh and brackish waters from India to Japan and out into the Indo-Australian Archipelago, most notably Sulawesi. The common name of the group derives from the fact that many species are found in Japanese rice paddies...
  
  
• Ridgehead
  Ridgehead
  Ridgeheads, also known as bigscales, are a family of small, deep-sea stephanoberyciform fish. The family contains approximately 37 species in five genera; their distribution is worldwide, but ridgeheads are absent from the Arctic Ocean and Mediterranean Sea...
  
  
• Riffle dace
  Rhinichthys
  Rhinichthys, the riffle daces, is a genus of freshwater fish in the carp family of the order Cypriniformes. The type species is Rhinichthys atratulus, the blacknose dace. Rhinichthys species range throughout North America....
  
  
• Righteye flounder
• Rio Grande perch
• River loach
• River shark
  River shark
  The river sharks are five rare species of shark in the genus Glyphis, although, due to their secretive habits, other species could easily remain undiscovered. Their precise geographic range is uncertain, but the known species are documented in parts of South and Southeast Asia and Australia...
  
  
• River stingray
• Rivuline
• Roach
  Roach (fish)
  The Common Roach is a freshwater and brackish water fish native to most of Europe and western Asia...
  
  
• Roanoke bass
  Roanoke bass
  The Roanoke bass is a species of freshwater fish in the sunfish family of order Perciformes. It is native only to a few river systems, including the Eno River in North Carolina and the Roanoke River in Virginia and North Carolina.A...
  
  
• Rock bass
  Rock bass
  The rock bass , also known as the rock perch, goggle-eye, or red eye is a species of freshwater fish in the sunfish family of order Perciformes. They are similar in appearance to smallmouth bass but are usually quite a bit smaller...
  
  
• Rock beauty
  Rock beauty
  The rock beauty, Holacanthus tricolor, is a species of marine angelfish of the family Pomacanthidae.-Description:The adult Rock Beauty angelfish's overall body color can be described as yellow in the facial region of the body with blue towards the tail end of the fish. Its tail, however, will...
  
  
• Rock cod
  Rock cod
  The rock cod is a temperate fish found off the coasts of southeastern Australia, Tasmania, the Great Australian Bight and northwards up the south western Australia coasts. They are also found around the coasts of New Zealand. They belong to the family Moridae and are not related to the true cods...
  
  
• Rocket danio
• Rockfish
• Rockling
• Rockweed gunnel
• Rohu
  Rohu
  Rohi or Rohu is a fish of the carp family Cyprinidae, found commonly in rivers and freshwater lakes in and around South Asia and South-East Asia. It is a herbivore. It is treated as a delicacy in Bangladesh, Nepal and the Indian states of Orissa, Assam, West Bengal, Bihar and Uttar Pradesh...
  
  
• Ronquil
  Ronquil
  Ronquils are perciform marine fish of the small family Bathymasteridae. Found only in Arctic and North Pacific waters, the ronquil family contains just seven species in three genera. The larger species are important to commercial fisheries as food fish...
  
  
• Roosterfish
  Roosterfish
  The roosterfish, Nematistius pectoralis, is a game fish common in the marine waters surrounding Mexico, Nicaragua, Costa Rica, and Panama, and in the eastern Pacific Ocean from Baja California to Peru. It is the only fish in the genus Nematistius and the family Nematistiidae...
  
  
• Ropefish
• Rough pomfret
• Rough scad
• Rough sculpin
  Rough sculpin
  The rough sculpin is a species of fish in the Cottidae family. It is endemic to the United States.-Source:* Gimenez Dixon, M. 1996. . Downloaded on 4 August 2007....
  
  
• Roughy
• Roundhead
• Round herring
• Round stingray
  Round stingray
  The round stingray or Haller's round ray, Urobatis halleri, is a species of round ray, family Urolophidae, found in the coastal waters of the eastern Pacific Ocean. It is a small, common ray that feeds mostly on benthic invertebrates. On the beaches of southern California, it is responsible for...
  
  
• Round whitefish
  Round whitefish
  The round whitefish is a freshwater species of fish that is found in lakes from Alaska to New England, including the Great Lakes. It has an olive-brown back with light silvery sides and underside and its size is generally between 9 and 19 inches long...
  
  
• Rudd
  Rudd
  The common rudd Scardinius erythropthalmus is a bentho-pelagic freshwater fish, widely spread in Europe and middle Asia, around the basins of the North, Baltic, Black, Caspian and Aral seas.-Artificially introduced:...
  
  
• Rudderfish
  Rudderfish
  The rudderfish, Centrolophus niger is a medusafish, the only member of the genus Centrolophus. It is found in all tropical and temperate oceans at depths of 50 to 1,000 m...
  
  
• Ruffe
  Ruffe
  The Eurasian Ruffe or simply Ruffe is a freshwater fish found in temperate regions of Europe and northern Asia. It has been introduced into the Great Lakes of North America, reportedly with unfortunate results...
  
  
• Russian sturgeon
  Russian sturgeon
  The Russian sturgeon is a species of fish in the Acipenseridae family. It is found in Azerbaijan, Bulgaria, Georgia, Iran, Kazakhstan, Romania, Russia, Turkey, Turkmenistan, and Ukraine. This fish can grow up to six feet and weigh almost 250 lbs...
  
  

S

• Sábalo
• Sabertooth
  Sabertooth fish
  Sabertooth or sabretooth fish are small, fierce-looking deep-sea aulopiform fish comprising the family Evermannellidae. The family is small, with just eight species in three genera represented; they are distributed throughout tropical to subtropical waters of the Atlantic, Indian, and Pacific...
  
  
• Saber-toothed blenny
• Sabertooth fish
  Sabertooth fish
  Sabertooth or sabretooth fish are small, fierce-looking deep-sea aulopiform fish comprising the family Evermannellidae. The family is small, with just eight species in three genera represented; they are distributed throughout tropical to subtropical waters of the Atlantic, Indian, and Pacific...
  
  
• Sablefish
  Sablefish
  The sablefish, Anoplopoma fimbria, is one of two members of the fish family Anoplopomatidae and the only species in the Anoplopoma genus...
  
  
• Sacramento blackfish
  Sacramento Blackfish
  The Sacramento blackfish, Orthodon microlepidotus, is a cyprinid fish of central California. It is the sole member of its genus.Blackfish are distinctive for their overall dark color . Younger individuals are more silvery, but darken as they age. The scales are unusually small, counting 90-114...
  
  
• Sacramento splittail
• Sailback scorpionfish
• Sailbearer
• Sailfin silverside
• Sailfish
  Sailfish
  'Sailfish' are two species of fish in the genus Istiophorus, living in warmer sections of all the oceans of the world. They are predominately blue to gray in color and have a characteristic erectile dorsal fin known as a sail, which often stretches the entire length of the back...
  
  
• Salamanderfish
• Salmon
  Salmon
  Salmon is the common name for several species of fish in the family Salmonidae. Several other fish in the same family are called trout; the difference is often said to be that salmon migrate and trout are resident, but this distinction does not strictly hold true...
  
  
• Salmon shark
  Salmon shark
  The salmon shark, Lamna ditropis, is a species of shark occurring in the north Pacific ocean. As an apex predator, the salmon shark feeds on salmon, and also on squid, sablefish, and herring...
  
  
• Sandbar shark
  Sandbar shark
  The sandbar shark, Carcharhinus plumbeus, is a species of requiem shark, family Carcharhinidae, native to the Atlantic Ocean and the Indo-Pacific. It is distinguishable by its very high first dorsal fin and inter-dorsal ridge....
  
  
• Sandburrower
  Sandburrower
  The sandburrowers or simply burrowers are a family, Creediidae, of fishes in the order Perciformes.They are native to coastal waters the Indian and Pacific Oceans. They are very small fishes: with the exception of the larger Donaldson's sandburrower, Limnichthys donaldsoni, most species reach only...
  
  
• Sand dab
• Sand diver
• Sand eel
  Sand Eel
  Sand eel or sandeel is the common name used for a considerable number of species of fish. Most of them are sea fish of the genera Hyperoplus , Gymnammodytes or Ammodytes...
  
  
• Sandfish
• Sand goby
  Sand goby
  For the unrelated goby family see Kraemeriidae.The sand goby , also known as a polewig or pollybait, is a coastal goby of European waters from the Baltic to the Mediterranean Sea, frequenting sandy areas, Littoral zones, lagoons, salt marshes and, in autumn, estuaries...
  
  
• Sand knifefish
• Sand lance
  Sand lance
  A sand lance or sandlance is a fish belonging to the family Ammodytidae. Several species of sand lance are commonly known as "sand eels" or "sandeels", though they are not related to true eels. Another variant name is launce, and all names of the fish are references to its slender body and...
  
  
• Sandperch
  Sandperch
  The sandperches are a family, Pinguipedidae, of fishes in the order Perciformes.-Species:There are 65 species in seven genera:* Genus Kochichthys Kamohara, 1961** Kochichthys flavofasciata ....
  
  
• Sandroller
• Sand stargazer
  Sand stargazer
  Sand stargazers are blennioids; perciform marine fish of the odd family Dactyloscopidae. Found in temperate to tropical waters of North and South America; some may also inhabit brackish environments....
  
  
• Sand tiger
• Sand tilefish
• Sarcastic fringehead
  Sarcastic fringehead
  The sarcastic fringehead is a ferocious fish which has a large mouth and aggressive territorial behaviour. When two fringeheads have a territorial battle, they wrestle by pressing their distended mouths against each other, as if they were kissing. This allows them to determine which is the...
  
  
• Sardine
  Sardine
  Sardines, or pilchards, are several types of small, oily fish related to herrings, family Clupeidae. Sardines are named after the Mediterranean island of Sardinia, around which they were once abundant....
  
  
• Sargassum fish
• Sauger
  Sauger
  The sauger is a freshwater perciform fish of the family Percidae which resembles its close relative the walleye. They are members of the largest vertebrate order, Perciforms. They are the most migratory percid species in North America. Saugers obtain two dorsal fins, the first is spiny and the...
  
  
• Saury
  Saury
  Sauries are fish of the family Scomberesocidae. There are two genera, each containing two species. The name Scomberesocidae is derived from the Greek, skombros = tuna/mackerel, and esox = nursery of salmon....
  
  
• Sawfish
• Saw shark
• Sawtooth eel
  Sawtooth eel
  Sawtooth eels are a family, Serrivomeridae, of eels found in temperate and tropical seas worldwide.Sawtooth eels get their name from the saw-like arrangement of inward-slanting teeth attached to the vomer bone in the roof of the mouth...
  
  
• Scabbard fish
• Scaleless black dragonfish
• Scaly dragonfish
  Scaly dragonfish
  The scaly dragonfish, Stomias boa boa, is a small abyssal barbeled dragonfish of the family Stomiidae, found worldwide in tropical to temperate oceans , apart from the north Pacific and northwest Atlantic Oceans, at depths of between 200 and 1,500 m...
  
  
• Scat
• Scissor-tail rasbora
  Scissor-tail rasbora
  The scissortail rasbora is the common name for a number of species freshwater aquarium fish that belongs to the rasbora family. They move their fins like scissors when they swim, hence the name. They are easy to manage, and require a tank 20 gallons or more in size...
  
  
• Scorpionfish
  Scorpionfish
  Scorpaenidae, the scorpionfish, are a family of mostly marine fish that includes many of the world's most venomous species. As the name suggests, scorpionfish have a type of "sting" in the form of sharp spines coated with venomous mucus. The family is a large one, with hundreds of members. They are...
  
  
• Sculpin
  Sculpin
  A Sculpin is a fish that belongs to the order Scorpaeniformes, suborder Cottoidei and superfamily Cottoidea, that contains 11 families, 149 genera, and 756 species...
  
  
• Scup
  Scup
  The scup, Stenotomus chrysops, is a fish which occurs primarily in the Atlantic from Massachusetts to South Carolina. Along with many other fish of the family Sparidae, it is also commonly known as porgy....
  
  
• Scythe butterfish
• Sea bass
• Sea bream
• Sea catfish
• Sea chub
  Sea chub
  The sea chubs are a family, Kyphosidae, of fishes in the order Perciformes.-Subfamilies:* Girellinae - nibblers* Kyphosinae* Microcanthinae Johnson, 1984 * Scorpidinae...
  
  
• Sea devil
• Sea dragon
• Seahorse
  Seahorse
  Seahorses compose the fish genus Hippocampus within the family Syngnathidae, in order Syngnathiformes. Syngnathidae also includes the pipefishes. "Hippocampus" comes from the Ancient Greek hippos meaning "horse" and kampos meaning “sea monster”.There are nearly 50 species of seahorse...
  
  
• Sea lamprey
  Sea lamprey
  The sea lamprey is a parasitic lamprey found on the Atlantic coasts of Europe and North America, in the western Mediterranean Sea, and in the Great Lakes. It is brown, gray, or black on its back and white or gray on the underside and can grow up to 90 cm long. Sea lampreys prey on a wide...
  
  
• Seamoth
• Sea raven
  Sea raven
  Sea ravens are a family, Hemitripteridae of scorpaeniform fishes. They are bottom-dwelling fishes that feed on small invertebrates, found in the northwest Atlantic and north Pacific oceans...
  
  
• Searobin
• Sea snail
  Snailfish
  Snailfish are scorpaeniform marine fish of the family Liparidae. Widely distributed from the Arctic to Antarctic Oceans including the northern Pacific, the snailfish family contains 30 genera and 361 species. They are closely related to the sculpins of the family Cottidae and the lumpfish of the...
  
  
• Sea toad
  Sea toad
  Coffinfish are a family, Chaunacidae, of deep-sea anglerfishes.They are bottom-dwelling fishes found on the continental slopes of the Atlantic, Indian and Pacific Oceans, at depths of up to ....
  
  
• Sevan trout
  Sevan trout
  The Sevan trout is an endemic fish species of Lake Sevan in Armenia. It is a salmonid fish related to the brown trout....
  
  
• Seatrout
• Sergeant major
  Sergeant Major (fish)
  The Sergeant Major or píntano is a large, colourful damselfish. It earns its name from its brightly striped sides, which are reminiscent of the insignia of a military Sergeant Major...
  
  
• Shad
  Shad
  The shads or river herrings comprise the genus Alosa, fish related to herring in the family Clupeidae. They are distinct from others in that family by having a deeper body and spawning in rivers. The several species frequent different areas on both sides of the Atlantic Ocean, Mediterranean Sea....
  
  
• Shark
  Shark
  Sharks are a type of fish with a full cartilaginous skeleton and a highly streamlined body. The earliest known sharks date from more than 420 million years ago....
  
  
• Sharksucker
• Canthigaster rostrata
  Canthigaster rostrata
  Canthigaster rostrata, commonly known as the Caribbean Sharp-Nose Puffer, is a pufferfish from the Western Central Atlantic. It occasionally makes its way into the aquarium trade. It grows to a size of 12cm in length....
  
  
• Sheatfish
• Shingle Fish
• Sheepshead
  Sheepshead (fish)
  The sheepshead, Archosargus probatocephalus, is a marine fish that grows to 30 in , but commonly reaches 10 to 20 in. It is deep and compressed in body shape, with 5 to 6 dark bars on the side of the body over a gray background. It has sharp dorsal spines. Its diet consists of oysters, clams, and...
  
  
• Sheepshead minnow
  Sheepshead minnow
  The sheepshead minnow is a subspecies of killifish found in salt marsh estuary environments....
  
  
• Shell-ear
• Shiner
• Shortnose chimaera
• Shortnose greeneye
• Shortnose sucker
  Shortnose Sucker
  The shortnose sucker, Chasmistes brevirostris, is a rare species of fish in the family Catostomidae, the suckers. This fish is native to southern Oregon and northern California in the United States. This is a federally listed endangered species of the United States.This fish can grow up to half a...
  
  
• Shovelnose sturgeon
  Shovelnose sturgeon
  The shovelnose sturgeon, Scaphirhynchus platorynchus, is the smallest species of freshwater sturgeon native to the United States of America. It is often called "hackleback", "sand sturgeon", or "switchtail." Switchtail refers to the long filament found on the upper lobe of the caudal fin...
  
  
• Shrimpfish
  Shrimpfish
  Shrimpfish, also called razorfish, are five small species of marine fish in the subfamily Centriscinae of the family Centriscidae...
  
  
• Siamese fighting fish
  Siamese fighting fish
  The Siamese fighting fish , also known as the betta , is a popular species of freshwater aquarium fish. The name of the genus is derived from ikan bettah, taken from a local dialect of Malay...
  
  
• Sillago
  Sillago
  Sillago is one of three genera in the family Sillaginidae containing the smelt-whitings, and contains 29 species, making Sillago the only non-monotypic genus in the family. Distinguishing among Sillago species can be difficult, with many similar in appearance and colour, forcing the use of swim...
  
  
• Silver carp
  Silver carp
  The silver carp is a species of freshwater cyprinid fish, a variety of Asian carp native to north and northeast Asia. It is cultivated in China....
  
  
• Silver dollar
• Silver driftfish
• Silver hake
  Silver hake
  The silver hake, Atlantic hake or New England hake, Merluccius bilinearis, is a merluccid hake of the genus Merluccius, found in the northwest Atlantic Ocean from Maryland to the Newfoundland Banks, at depths of between 55 and 900 m. Its length is about 30 in ....
  
  
• Silverside
  Silverside (fish)
  The Old World silversides are a family, Atherinidae, of fish in the order Atheriniformes. They occur worldwide in tropical and temperate waters...
  
  
• Sind danio
• Sixgill ray
• Sixgill shark
• Skate
  Skate
  Skates are cartilaginous fish belonging to the family Rajidae in the superorder Batoidea of rays. There are more than 200 described species in 27 genera. There are two subfamilies, Rajinae and Arhynchobatinae ....
  
  
• Skilfish
  Skilfish
  The skilfish, Erilepis zonifer, is one of two members of the fish family Anoplopomatidae and the only species in the Erilepis genus. Found on deep rocky bottoms in the North Pacific at depths of up to 440 metres, they can reach up to 1.83 metres in length and weigh up to 91 kilograms...
  
  
• Skipjack tuna
  Skipjack tuna
  The skipjack tuna, Katsuwonus pelamis, is a medium-sized perciform fish in the tuna family, Scombridae. It is otherwise known as the aku, arctic bonito, mushmouth, oceanic bonito, striped tuna, or victor fish...
  
  
• Skipping goby
• Slender barracudina
• Slender mola
• Slender snipe eel
  Slender snipe eel
  The slender snipe eel, Nemichthys scolopaceus, sometimes referred to as the deep sea duck, is a fish that can weigh only a few ounces, yet reach 5 feet or 1.5 m in length. Features include a bird-like beak with curving tips, covered with tiny hooked teeth, which they use to sweep through the water...
  
  
• Sleeper
• Sleeper shark
• Slickhead
• Slimehead
  Slimehead
  Slimeheads, also known as roughies and redfish, are mostly small, exceptionally long-lived, deep-sea beryciform fish constituting the family Trachichthyidae...
  
  
• Slimy mackerel
• Slimy sculpin
  Slimy Sculpin
  The slimy sculpin, Cottus cognatus, is a freshwater species of fish that inhabits cool, rocky streams, rivers and lakes throughout northern North America and eastern Siberia. The slimy sculpin is found in freshwater and sometimes brackish water in areas with rocky or gravel type bottoms...
  
  
• Slipmouth
• Smalleye squaretail
  Smalleye squaretail
  The smalleye squaretail, Tetragonurus cuvieri, is a squaretail of the genus Tetragonurus found in all tropical and temperate oceans of the world, at depths up to 800 m. Its length is 20 to 70 cm.-References:...
  
  
• Smalltooth sawfish
  Smalltooth sawfish
  The smalltooth sawfish , also known as the wide sawfish, is a sawfish of the family Pristidae, found in shallow tropical and subtropical waters in coastal parts of the Atlantic, including the Mediterranean. Reports from elsewhere are now believed to be misidentifications of other species of sawfish...
  
  
• Smelt
• Smelt-whiting
• Smooth dogfish
  Smooth dogfish
  The dusky smooth-hound or smooth dogfish, Mustelus canis, is a species of hound shark, family Triakidae. This shark is an olive grey or brown, and may have shades of yellow or grayish white. Females live to 16 years and males have a life span of 10 years...
  
  
• Smoothtongue
• Snailfish
  Snailfish
  Snailfish are scorpaeniform marine fish of the family Liparidae. Widely distributed from the Arctic to Antarctic Oceans including the northern Pacific, the snailfish family contains 30 genera and 361 species. They are closely related to the sculpins of the family Cottidae and the lumpfish of the...
  
  
• Snake eel
• Snakehead
• Snake mackerel
  Snake mackerel
  Gempylidae is a family of perciform fishes, commonly known as snake mackerels or escolars.They are elongate fishes with a similar appearance to barracudas, having a long dorsal fin, usually with one or finlets trailing it. The largest species, including the snoek, Thyrsites atun, grow up to two...
  
  
• Snake mudhead
• Snapper
  Snapper (disambiguation)
  -Animals:* Lutjanidae, a family of fish known as snappers* Many other fishes from other families including** Australasian snapper, Pagrus auratus, also known as squirefish** Eastern nannygai, also known as red snapper, Centroberyx affinis...
  
  
• Snipe eel
  Snipe eel
  Snipe eels are a family, Nemichthyidae, of eels that consists of nine species in three genera. They are pelagic fishes, found in every ocean, mostly at depths of 300-600 m but sometimes as deep as 4000 m. Depending on the species, adults may reach 1-2 m in length, yet they weigh only 80-400 g...
  
  
• Snipefish
  Snipefish
  The snipefishes are two species of fishes found in tropical and subtropical oceans at depth down to . According to FishBase, they are part of the family Centriscidae, but some authorities split that family, in which case the genus Macroramphosus is in the family Macroramphosidae...
  
  
• Snoek
• Snook
• Snubnose eel
• Snubnose parasitic eel
• Soapfish
• Sockeye salmon
  Sockeye salmon
  Sockeye salmon , also called red salmon or blueback salmon in the USA, is an anadromous species of salmon found in the Northern Pacific Ocean and rivers discharging into it...
  
  
• Soldierfish
• Sole
  Sole (fish)
  Sole is a group of flatfish belonging to several families. Generally speaking, they are members of the family Soleidae, but, outside Europe, the name sole is also applied to various other similar flatfish, especially other members of the sole suborder Soleoidei as well as members of the flounder...
  
  
• South American darter
• South American Lungfish
  South American lungfish
  The South American lungfish, Lepidosiren paradoxa, is the single species of lungfish found in swamps and slow-moving waters of the Amazon, Paraguay, and lower Paraná River basins in South America. Notable as an obligate air-breather, it is the sole member of its family Lepidosirenidae...
  
  
• Southern Dolly Varden
  Southern Dolly Varden
  The Southern Dolly Varden is a subspecies of anadromous fish in the salmon family....
  
  
• Southern flounder
  Southern flounder
  The southern flounders are a small family of flounders found in Antarctic and sub-Antarctic waters. There are six species of southern flounders in four genera....
  
  
• Southern grayling
• Southern hake
• Southern sandfish
  Southern sandfish
  The southern sandfishes are a family, Leptoscopidae, of fishes in the order Perciformes.-Genera and species:* Genus Crapatalus Günther, 1861** Slender stargazer, Crapatalus angusticeps...
  
  
• Southern smelt
• Spadefish
• Spaghetti eel
• Spanish mackerel
• Spearfish
  Marlin
  Marlin, family Istiophoridae, are fish with an elongated body, a spear-like snout or bill, and a long rigid dorsal fin, which extends forward to form a crest. Its common name is thought to derive from its resemblance to a sailor's marlinspike...
  
  
• Speckled trout
  Brook trout
  The brook trout, Salvelinus fontinalis, is a species of fish in the salmon family of order Salmoniformes. In many parts of its range, it is known as the speckled trout or squaretail. A potamodromous population in Lake Superior are known as coaster trout or, simply, as coasters...
  
  
• Spiderfish
• Spikefish
  Spikefish
  The spikefishes are ray-finned fishes related to the pufferfishes and triggerfishes. They live in deep waters, below , but above the continental shelves...
  
  
• Spinefoot
• Spiny-back
• Spiny basslet
• Spiny dogfish
  Spiny dogfish
  The spiny dogfish, spurdog, mud shark, or piked dogfish, Squalus acanthias, is one of the best known of the dogfish which are members of the family Squalidae in the order Squaliformes. While these common names may apply to several species, Squalus acanthias is distinguished by having two spines ...
  
  
• Spiny dwarf catfish
• Spiny eel
  Spiny eel
  The name spiny eel is used to describe members of two different families of fish: the freshwater Mastacembelidae of Asia and Africa, and the marine Notacanthidae. Both are so-named because of their eel-like shape and sturdy fin spines....
  
  
• Spinyfin
  Spinyfin
  Spinyfins are a family, Diretmidae, of beryciform fishes. The name is from Greek, di meaning "two" and eretmos meaning "oar". They are found worldwide in deep waters, down to as much as ....
  
  
• Splitfin
• Spookfish
• Spotted danio
  Spotted danio
  The Spotted Danio or Dwarf Danio is a tropical fish belonging to the minnow family . Originating in northern Myanmar, this fish is sometimes found in community tanks by fish keeping hobbyists...
  
  
• Spotted dogfish
• Sprat
• Springfish
• Squarehead catfish
• Squaretail
  Squaretail
  The squaretails are a genus, Tetragonurus, of perciform fishes, the only genus in the family Tetragonuridae.They are found in tropical and subtropical oceans, and feed on jellyfish and ctenophores.-Species:There are 3 species:...
  
  
• Squawfish
• Squeaker
• Squirrelfish
• Staghorn sculpin
• Stargazer
  Stargazer
  The stargazers are a family Uranoscopidae of perciform fish that have eyes on top of their heads . The family includes about 50 species in 8 genera, all marine and found worldwide in shallow waters....
  
  
• Starry flounder
  Starry flounder
  The starry flounder is a common flatfish found around the margins of the North Pacific.The distinctive features of the starry flounder include the combination of black and white-to-orange bar on the dorsal and anal fins, as well as the skin covered with scales modified into tiny star-shaped plates...
  
  
• Steelhead
  Rainbow trout
  The rainbow trout is a species of salmonid native to tributaries of the Pacific Ocean in Asia and North America. The steelhead is a sea run rainbow trout usually returning to freshwater to spawn after 2 to 3 years at sea. In other words, rainbow trout and steelhead trout are the same species....
  
  
• Stickleback
  Stickleback
  The Gasterosteidae are a family of fish including the sticklebacks. FishBase currently recognises sixteen species in the family, grouped in five genera. However several of the species have a number of recognised subspecies, and the taxonomy of the family is thought to be in need of revision...
  
  
• Stingfish
  Weever
  Weevers are nine species of fish of family Trachinidae, order Perciformes. They are long , mainly brown and have poisonous spines on their first dorsal fin and gills. During the day, weevers bury themselves in sand, just showing their eyes, and snatch prey as it comes past, which consists of...
  
  
• Stingray
  Stingray
  The stingrays are a group of rays, which are cartilaginous fishes related to sharks. They are classified in the suborder Myliobatoidei of the order Myliobatiformes, and consist of eight families: Hexatrygonidae , Plesiobatidae , Urolophidae , Urotrygonidae , Dasyatidae , Potamotrygonidae The...
  
  
• Stonecat
• Stonefish
  Stonefish
  Synanceia verrucosa is a fish species, sometimes lethal to humans, which is known as the reef stonefish or simply stonefish. They are carnivorous ray-finned fish with venomous spines that lives on reef bottoms, camouflaged as a rock...
  
  
• Stoneroller minnow
• Straptail
• Stream catfish
  Stream catfish
  The stream catfishes are family Akysidae of catfishes.-Distribution and habitat:Akysids are known from across a large area in Southeast Asia. They are found in the fresh waters. Fish of the subfamily Parakysinae are primarily found in the Malay Peninsula, Sumatra, Sarawak, and western and southern...
  
  
• Streamer fish
• Striped bass
  Striped bass
  The striped bass is the state fish of Maryland, Rhode Island, South Carolina, and the state saltwater fish of New York, Virginia, and New Hampshire...
  
  
• Striped burrfish
• Sturgeon
  Sturgeon
  Sturgeon is the common name used for some 26 species of fish in the family Acipenseridae, including the genera Acipenser, Huso, Scaphirhynchus and Pseudoscaphirhynchus. The term includes over 20 species commonly referred to as sturgeon and several closely related species that have distinct common...
  
  
• Sucker
  Catostomidae
  Catostomidae is the sucker family of the order Cypriniformes. There are 80 species in this family of freshwater fishes. Catostomidae are found in North America, east central China, and eastern Siberia...
  
  
• Suckermouth armored catfish
• Summer flounder
  Summer flounder
  The Summer Flounder is a marine flatfish that is found in the Atlantic Ocean off the East coast of the United States and Canada. It is especially abundant in waters from North Carolina to Massachusetts.-Description:...
  
  
• Sundaland noodlefish
• Sunfish (opah)
  Opah
  Opah are large, colorful, deep-bodied pelagic Lampriform fish comprising the small family Lampridae . There are only two living species in a single genus: Lampris...
  
  
• Sunfish (mola mola)
  Ocean sunfish
  The ocean sunfish, Mola mola, or common mola, is the heaviest known bony fish in the world. It has an average adult weight of . The species is native to tropical and temperate waters around the globe. It resembles a fish head with a tail, and its main body is flattened laterally...
  
  
• Surf sardine
• Surfperch
• Surgeonfish
• Swallower
• Swamp-eel
• Swampfish
• Sweeper
  Sweeper
  Sweepers are small, tropical marine perciform fish of the family Pempheridae. Found in the western Atlantic Ocean and Indo-Pacific region, the family contains approximately 26 species in two genera. One species is the target of subsistence fisheries in Japan, where the fish is much enjoyed for...
  
  
• Swordfish
  Swordfish
  Swordfish , also known as broadbill in some countries, are large, highly migratory, predatory fish characterized by a long, flat bill. They are a popular sport fish of the billfish category, though elusive. Swordfish are elongated, round-bodied, and lose all teeth and scales by adulthood...
  
  
• Swordtail
• Steve fish

T

• Tadpole cod
  Tadpole cod
  The Tadpole cod is a deepwater fish found in the oceanic islands off New Zealand and in the mid South Atlantic at depths ranging from 1200 - 1600 m....
  
  
• Tadpole fish
• Tailor
  Bluefish
  The bluefish , called tailor in Australia, is a species of popular marine gamefish found in all climates. It is the sole species of the Pomatomidae family....
  
  
• Taimen
  Hucho taimen
  The taimen , also known as Siberian taimen and Siberian salmon, is a species of fish in the salmon family of order Salmoniformes.-Habits and range:...
  
  
• Tang
• Tapetail
• Tarpon
  Tarpon
  Tarpons are large fish of the genus Megalops. There are two species of Megalops, one native to the Atlantic, and the other to the Indo-Pacific oceans.They are the only members of the family Megalopidae.- Species and habitats :...
  
  
• Tarwhine
• Telescopefish
  Telescopefish
  Telescopefish are small, deep-sea aulopiform fish comprising the small family Giganturidae. There are just two known species, both within the genus Gigantura. Though rarely captured, they are found in cold, deep tropical to subtropical waters worldwide.The common name of these fish are...
  
  
• Temperate bass
• Temperate ocean-bass
• Temperate perch
  Temperate perch
  The members of Percichthyidae family are known as the temperate perches. They belong to the Order Perciformes or perch-like fishes.The name Percichthyidae derives from the Ancient Greek words Perca for 'perch' and ichthyos for 'fish' and translated basically means perch-like...
  
  
• Tench
  Tench
  The tench or doctor fish is a freshwater and brackish water fish of the cyprinid family found throughout Eurasia from Western Europe including the British Isles east into Asia as far as the Ob and Yenisei Rivers. It is also found in Lake Baikal...
  
  
• Tenpounder
• Tenuis
• Tetra
  Tetra
  thumb|right|250px|Pristella tetra — [[Pristella maxillaris]].thumb|right|250px|Golden Pristella tetra, a [[morph |morph]] of [[Pristella maxillaris]].thumb|right|250px|[[Silvertip tetra]] — Hasemania nana....
  
  
• Thorny catfish
• Thornfish
  Thornfish
  The thornfishes are a family, Bovichtidae, of fishes in the order Perciformes. The family is spelled Bovichthyidae in J. S. Nelson's Fishes of the World...
  
  
• Thornyhead
• Threadfin
  Threadfin
  Threadfins are silvery grey perciform marine fish of the family Polynemidae. Found in tropical to subtropical waters throughout the world, the threadfin family contains nine genera and 33 species...
  
  
• Threadfin bream
  Threadfin bream
  The threadfin breams are a family, Nemipteridae, of fishes in the order Perciformes. They are also known as whiptail breams and false snappers.They are found in tropical waters of the Indian and western Pacific Oceans...
  
  
• Threadsail
• Threadtail
  Tube-eye
  The tube-eye or thread-tail, Stylephorus chordatus, is a deep-sea Stylephoriformes fish, the only fish in the genus Stylephorus and family Stylephoridae....
  
  
• Three spot gourami
• Threespine stickleback
• Three-toothed puffer
• Thresher shark
  Thresher shark
  Thresher sharks are large lamniform sharks of the family Alopiidae. Found in all temperate and tropical oceans of the world, the family contains three species all within the genus Alopias.-Taxonomy:...
  
  
• Tidewater goby
  Tidewater goby
  The tidewater goby Eucyclogobius newberryi is a goby native to lagoons of streams along the coast of California.-Taxonomy:The genus name translates as "true cycloid goby", referring to the scales, while the species epithet is in honor of J. S. Newberry. The tidewater goby is the sole member of its...
  
  
• Tiger barb
  Tiger barb
  The tiger barb or Sumatra barb, is a species of tropical freshwater fish belonging to the Puntius genus of the minnow family. The natural geographic range reportedly extends throughout the Malay Peninsula, Sumatra and Borneo, with unsubstantiated sightings reported in Cambodia...
  
  
• Tigerperch
• Tiger shark
  Tiger shark
  The tiger sharks, Galeocerdo cuvier, is a species of requiem shark and the only member of the genus Galeocerdo. Commonly known as sea tigers, tiger sharks are relatively large macropredators, capable of attaining a length of over . It is found in many tropical and temperate waters, and is...
  
  
• Tiger shovelnose catfish
• Tilapia
  Tilapia
  Tilapia , is the common name for nearly a hundred species of cichlid fish from the tilapiine cichlid tribe. Tilapia inhabit a variety of fresh water habitats, including shallow streams, ponds, rivers and lakes. Historically, they have been of major importance in artisan fishing in Africa and the...
  
  
• Tilefish
  Tilefish
  Tilefishes, also known as blanquillo, are mostly small perciform marine fish comprising the family Malacanthidae.They are usually found in sandy areas, especially near coral reefs....
  
  
• Titan triggerfish
  Titan triggerfish
  The titan triggerfish, giant triggerfish or moustache triggerfish is a large species of triggerfish found in lagoons and at reefs in most of the Indo-Pacific, though it is absent from Hawaii...
  
  
• Toadfish
  Toadfish
  Batrachoididae is the only family in the ray-finned fish order Batrachoidiformes. Fish in this family are usually called toadfish: both the English common name and scientific name refer to their toad-like appearance .Toadfish are benthic ambush predators that favor sandy or muddy substrates where...
  
  
• Tommy ruff
  Australian herring
  The Australian Herring, Arripis georgianus, is one of four species within the Arripis genus. It closely resembles its 'cousins', the Australian Salmon, although it grows to a smaller size. Like the other members of its genus, it is found in cooler waters around the southern coast of Australia...
  
  
• Tompot blenny
  Tompot blenny
  The tompot blenny, Parablennius gattorugine, is a medium sized blenny growing to about , part of the large family of blennies that live on the seabed of rocky areas in shallow water...
  
  
• Tonguefish
  Tonguefish
  Tonguefishes are a family, Cynoglossidae, of flatfishes. They are distinguished by the presence of a long hook on the snout overhanging the mouth, and the absence of pectoral fins...
  
  
• Tope
• Topminnow
• Torpedo
  Torpedo (genus)
  Torpedo is a genus of rays, commonly known as electric rays, torpedo rays, or torpedoes. It is the sole genus of the family Torpedinidae. They are slow-moving bottom-dwellers capable of generating electricity as a defense and feeding mechanism...
  
  
• Torrent catfish
• Torrent fish
  Torrent fish
  The torrentfish, Cheimarrichthys fosteri, is the only member of the genus Cheimarrichthys which in turn is the only member of the family Cheimarrichthyidae. It is found only in New Zealand. It grows to a maximum length of 15 cm.-References:*...
  
  
• Trahira
• Treefish
  Treefish
  The treefish is a marine fish of the Sebastes genus. It is native to the eastern Pacific Ocean with a range from San Francisco, California to central Baja California, Mexico. It has been reported up to , and usually occurs in crevices in rocky areas....
  
  
• Trevally
• Trench
  Trench
  A trench is a type of excavation or depression in the ground. Trenches are generally defined by being deeper than they are wide , and by being narrow compared to their length ....
  
  
• Triggerfish
  Triggerfish
  Triggerfishes are about 40 species of often brightly colored fishes of the family Balistidae. Often marked by lines and spots, they inhabit tropical and subtropical oceans throughout the world, with the greatest species richness in the Indo-Pacific...
  
  
• Triplefin blenny
• Triplespine
• Tripletail
  Tripletail
  Tripletails are perciform fishes in the genus Lobotes, the only genus in the family Lobotidae.-Species:* Pacific tripletail, Lobotes pacificus Gilbert, 1898.* Atlantic tripletail, Lobotes surinamensis ....
  
  
• Tripod fish
  Tripod fish
  Tripod fish, Bathypterois grallator, are a deep-sea benthic fish found at lower latitudes. They are now relatively well known from photographs and submersible observations...
  
  
• Trout
  Trout
  Trout is the name for a number of species of freshwater and saltwater fish belonging to the Salmoninae subfamily of the family Salmonidae. Salmon belong to the same family as trout. Most salmon species spend almost all their lives in salt water...
  
  
• Trout cod
  Trout Cod
  The trout cod or bluenose cod, Maccullochella macquariensis, is a large predatory freshwater fish of the Maccullochella genus and the Percichthyidae family which was originally found in the south-east corner of the Murray-Darling river system in Australia...
  
  
• Trout-perch
• Trumpeter
  Trumpeter (disambiguation)
  A trumpeter is a musician who plays the trumpet.Trumpeter may also refer to:- Animals :Birds:* Trumpeter , a small family of birds restricted to the forests of the Amazon and Orinoco basins in South America...
  
  
• Trumpetfish
  Trumpetfish
  Trumpetfish, Aulostomus maculatus, are long bodied fish with upturned mouths, that often swim vertically while trying to blend with vertical coral, like sea rods, sea pens, and pipe sponges.-Habitat:...
  
  
• Trunkfish
• Tubeblenny
• Tube-eye
  Tube-eye
  The tube-eye or thread-tail, Stylephorus chordatus, is a deep-sea Stylephoriformes fish, the only fish in the genus Stylephorus and family Stylephoridae....
  
  
• Tube-snout
  Stickleback
  The Gasterosteidae are a family of fish including the sticklebacks. FishBase currently recognises sixteen species in the family, grouped in five genera. However several of the species have a number of recognised subspecies, and the taxonomy of the family is thought to be in need of revision...
  
  
• Tubeshoulder
• Tui chub
  Tui chub
  The Tui chub, Gila bicolor, is a cyprinid fish native to western North America. Widespread in many areas, it is an important food source for other fish, including the cutthroat trout.- Range :...
  
  
• Tuna
  Tuna
  Tuna is a salt water fish from the family Scombridae, mostly in the genus Thunnus. Tuna are fast swimmers, and some species are capable of speeds of . Unlike most fish, which have white flesh, the muscle tissue of tuna ranges from pink to dark red. The red coloration derives from myoglobin, an...
  
  
• Turbot
  Turbot
  The turbot is a species of flatfish in the family Scophthalmidae. It is native to marine or brackish waters of the North Atlantic, Baltic Sea and the Mediterranean Sea.-Etymology:...
  
  
• Turkeyfish

V

• Velvet-belly shark
• Velvet catfish
• Velvetfish
  Velvetfish
  Little velvetfishes or simply velvetfishes are a family, the Aploactinidae, of scorpaeniform fishes.As the name implies, they are small fish that have skin with a velvet texture. They are generally flattened in shape, with small pelvic fins, and a fleshy pad under the head, which, in at least one...
  
  
• Vendace
• Vimba
  Vimba
  Vimba is a genus of cyprinid fish that is found in Europe and western Asia. There are currently three described species.- Species :* Vimba elongata * Vimba melanops...
  
  
• Viperfish
  Viperfish
  A viperfish is a saltwater fish in the genus Chauliodus, with long, needle-like teeth and hinged lower jaws. They grow to lengths of 30 to 60 cm . Viperfish stay near lower depths in the daytime and shallow at night. Viperfish mainly stay in tropical and temperate waters...
  
  

W

• Wahoo
  Wahoo
  The wahoo is a scombrid fish found worldwide in tropical and subtropical seas. It is best known to sports fishermen, as its speed and high-quality flesh make it a prize game fish...
  
  
• Walking catfish
  Walking catfish
  The walking catfish, Clarias batrachus, is a species of freshwater airbreathing catfish found primarily in Southeast Asia, so named for its ability to "walk" across dry land, to find food or suitable environments...
  
  
• Wallago
  Wallago
  Wallago is a genus of catfishes of the family Siluridae, or "sheatfishes". They are found in rivers throughout southern Asia...
  
  
• Walleye
  Walleye
  Walleye is a freshwater perciform fish native to most of Canada and to the northern United States. It is a North American close relative of the European pikeperch...
  
  
• Walleye pollock
• Walu
  Escolar
  The escolar, Lepidocybium flavobrunneum, a species of fish in the family Gempylidae, is found in deep tropical and temperate waters around the world...
  
  
• Warbonnet
• Warmouth
  Warmouth
  The common name of Lepomis gulosus is the warmouth. It is one of the 324 fish species found in Tennessee.-Introduction:The following is a description of a monitoring plan for the Warmouth . One of the eleven species in the Lepomis genus, the species name gulosus refers to the warmouths big eyes...
  
  
• Warty angler
• Waryfish
• Wasp fish
• Weasel shark
• Weatherfish
• Weever
  Weever
  Weevers are nine species of fish of family Trachinidae, order Perciformes. They are long , mainly brown and have poisonous spines on their first dorsal fin and gills. During the day, weevers bury themselves in sand, just showing their eyes, and snatch prey as it comes past, which consists of...
  
  
• Weeverfish
• Wels catfish
  Wels catfish
  The wels catfish , also called sheatfish, is a large catfish found in wide areas of central, southern, and eastern Europe, and near the Baltic and Caspian Seas. It is a scaleless fresh and brackish water fish recognizable by its broad, flat head and wide mouth...
  
  
• Whale catfish
• Whalefish
• Whale shark
  Whale shark
  The whale shark, Rhincodon typus, is a slow-moving filter feeding shark, the largest extant fish species. The largest confirmed individual had a length of and a weight of more than , but unconfirmed claims report considerably larger whale sharks...
  
  
• Whiff
  Paralichthyidae
  Large-tooth flounders are a family, Paralichthyidae, of flounders. They lie on the sea bed on their right side; both eyes are on the left side of the head, while the Pleuronectidae are the opposite with their eyes on the right side....
  
  
• Whiptail gulper
• Whitebait
  Whitebait
  Whitebait is a collective term for the immature fry of fish, typically between 25 and 50 millimetres long. Such young fish often travel together in schools along the coast, and move into estuaries and sometimes up rivers where they can be easily caught with fine meshed fishing nets...
  
  
• White croaker
  White croaker
  White croaker is a species of croaker occurring in the Eastern Pacific. White croakers have been taken from Magdalena Bay, Baja California, to Vancouver Island, British Columbia, but are not abundant north of San Francisco. White croakers swim in loose schools at or near the bottom of sandy areas...
  
  
• Whitefish
  Coregonus
  Coregonus is a diverse genus of fish in the salmon family . The type species is the common whitefish . The Coregonus species are known as whitefishes...
  
  
• White marlin
  White marlin
  White Marlin are large, elongated fish with a large upper jaw that forms a spear which is round in cross-section. They are dark blue to chocolate-brown in color...
  
  
• White shark
• Whitetip reef shark
  Whitetip reef shark
  The whitetip reef shark is a species of requiem shark, family Carcharhinidae, and the only member of its genus. A small shark usually not exceeding in length, this species is easily recognizable by its slender body and short but broad head, as well as tubular skin flaps beside the nostrils, oval...
  
  
• Whiting
• Wobbegong
  Wobbegong
  Wobbegong is the common name given to the 12 species of carpet sharks in the family Orectolobidae. They are found in shallow temperate and tropical waters of the western Pacific Ocean and eastern Indian Ocean, chiefly around Australia and Indonesia, although one species occurs as far north as Japan...
  
  
• Wolf-eel
• Wolffish
• Wolf-herring
• Woody sculpin
• Worm eel
• Wormfish
  Wormfish
  Wormfishes are a family, Microdesmidae, of goby-like fishes in the order Perciformes.They are found in shallow tropical waters, both marine and brackish, often burrowing in estuarine mud...
  
  
• Wrasse
  Wrasse
  The wrasses are a family, Labridae, of marine fish, many of which are brightly colored. The family is large and diverse, with over 600 species in 82 genera, which are divided into nine subgroups or tribes....
  
  
• Wrymouth
  Wrymouth
  The wrymouth, Cryptacanthodes maculatus, sometimes called ghostfish, is a slim, eel-like creature belongs to the wrymouth family Cryptacanthodidae. It outgrows the blennies, its relatives, and may reach 3 ft . A low spiny dorsal fin stands along the entire back. This includes about 70 spines...
  
  

Y

• Yellow-and-black triplefin
  Yellow-and-black triplefin
  The yellow-and-black triplefin, Forsterygion flavonigrum, a triplefin of the genus Forsterygion, is found around the north of the North Island of New Zealand at depths of between 15 and 30 m, in reef areas of broken rock...
  
  
• Yellowbanded perch
  Yellowbanded perch
  The yellowbanded perch, Acanthistius cinctus, is a large marine fish of the grouper family, found around eastern Australia.-References:* Tony Ayling & Geoffrey Cox, Collins Guide to the Sea Fishes of New Zealand, ISBN 0-00-216987-8...
  
  
• Yellow bass
  Yellow bass
  The yellow bass or barfish, Morone mississippiensis, is a freshwater fish native to the south and midwestern United States. Though sometimes confused with white bass or striped bass, it is distinguished by its yellow belly and the broken pattern in its lowermost stripes...
  
  
• Yellow-edged moray
  Yellow-edged moray
  The yellow-edged moray, Gymnothorax flavimarginatus, is a moray eel of the family Muraenidae, found in the Indo-Pacific oceans at depths down to 150 m. Its length is up to 240 cm....
  
  
• Yellow-eye mullet
  Yellow-eye mullet
  The yellow-eye mullet, Aldrichetta forsteri, is a mullet of the family Mugilidae, the only species in the genus Aldrichetta. It is found around New Zealand, the Chatham Islands, and southern Australia, from the surface to depths of 50 m...
  
  
• Yellowhead jawfish
  Yellowhead jawfish
  The Yellow-headed jawfish is found in coral reefs in the Caribbean Sea. The head and upper body are a light, but brilliant, yellow color slowly fading to a pearlescent blue hue...
  
  
• Yellowfin croaker
  Yellowfin croaker
  Yellowfin croaker is a species of croaker occurring from the Gulf of California, Mexico, to Point Conception, California. They frequent bays, channels, harbors and other nearshore waters over sandy bottoms...
  
  
• Yellowfin cutthroat trout
  Yellowfin cutthroat trout
  The yellowfin cutthroat trout , a subspecies of the cutthroat trout, was officially identified in 1891 and named after the US Fish Commissioner, MacDonald...
  
  
• Yellowfin grouper
  Yellowfin grouper
  The yellowfin grouper is a coral reef fish native to the western Atlantic, Caribbean Sea, and Gulf of Mexico. It is generally a denizen of the deeper reef areas but it may venture into shallower waters, especially during the cooler seasons.The fish is variable in color but is usually similar in...
  
  
• Yellowfin pike
• Yellowfin surgeonfish
• Yellowfin tuna
  Yellowfin tuna
  The yellowfin tuna is a species of tuna found in pelagic waters of tropical and subtropical oceans worldwide.Yellowfin is often marketed as ahi, from its Hawaiian name ahi although the name ahi in Hawaiian also refers to the closely related bigeye tuna. The species name, albacares can lead to...
  
  
• Yellow jack
  Yellow jack
  The yellow jack, Carangoides bartholomaei , is a species of offshore marine fish in the jack family, Carangidae. It is one of only two representatives of its genus present in the Atlantic Ocean, inhabiting waters off the east coast of the Americas from Massachusetts in the north to Brazil in the...
  
  
• Yellowmargin triggerfish
  Yellowmargin Triggerfish
  The yellowmargin triggerfish, Pseudobalistes flavimarginatus, are marine fish in the triggerfish family Balistidae. They originate in coastal tropical waters and reefs of the Indo-Pacific from the Red Sea south to Natal, South Africa and east from southern Japan south to Indonesia and Samoa...
  
  
• Yellow moray
  Yellow Moray
  The yellow moray, Gymnothorax prasinus, is a moray eel of the genus Gymnothorax, found in southern Australia and between North Cape and the Mahia Peninsula on the North Island of New Zealand.-References:...
  
  
• Yellow perch
  Yellow perch
  The yellow perch is a species of perch found in the United States and Canada, where it is often referred to by the shortform perch. Yellow perch look similar to the European perch, but are paler and more yellowish, with less red in the fins. They have six to eight dark, vertical bars on their sides...
  
  
• Yellowtail
• Yellowtail amberjack
  Yellowtail amberjack
  The yellowtail amberjack or great amberjack, Seriola lalandi, is a large fish found in the Pacific and Indian oceans. It can be divided into three sub-species: The California yellowtail, Seriola lalandi dorsalis, the southern yellowtail, or in New Zealand and Australia the yellowtail kingfish or...
  
  
• Yellowtail barracuda
  Yellowtail barracuda
  The yellowtail barracuda, Sphyraena flavicauda, a barracuda of the family Sphyraenidae, is found in Indo-West Pacific oceans. Its length is up to 60 cm....
  
  
• Yellowtail clownfish
• Yellowtail horse mackerel
  Yellowtail horse mackerel
  The yellowtail horse mackerel, Trachurus novaezelandiae, is a jack in the family Carangidae found around Australia and New Zealand at depths of up to 500 m. Its length is up to 50 cm....
  
  
• Yellowtail kingfish
• Yellowtail snapper
  Yellowtail snapper
  The yellowtail snapper, Ocyurus chrysurus, is an abundant species of snapper found along the North American coast of the Atlantic Ocean. Although they have been found as far north as Massachusetts, their normal range is along Florida down through the West Indies and Brazil.In certain reefs, most...
  
  
• Yellow tang
  Yellow tang
  The yellow tang is a saltwater fish species of the family Acanthuridae. It is one of the most popular aquarium fish.-Appearance:...
  
  
• Yellow weaver
  Yellow weaver
  The yellow weaver, Parapercis gilliesii, is a sandperch of the genus Parapercis found only around New Zealand.-References:* Tony Ayling & Geoffrey Cox, Collins Guide to the Sea Fishes of New Zealand, ISBN 978-0-00-216987-5...
  
  
• Yellowbelly tail catfish

Z

• Zander
  Zander
  Zander is a species of fish. The scientific name is Sander lucioperca , and it is closely allied to perch. Zander are often called pike-perch as they resemble the pike with their elongated body and head, and the perch with their spiny dorsal fin. Zander are not, as is commonly believed, a pike and...
  
  
• Zebra bullhead shark
  Zebra bullhead shark
  The Zebra Bullhead Shark is a bullhead shark of the family Heterodontidae, found in the subtropical western Pacific Ocean between latitudes 40° N to 20° S, at depths of between 50 and 200 m. Its length is up to 1.25 m. Reproduction is oviparous....
  
  
• Zebra danio
• Zebrafish
• Zebra lionfish
• Zebra loach
• Zebra oto
• Zebra pleco
  Zebra Pleco
  Hypancistrus zebra, gets its name from its black and white stripes, resembling the colouration of a zebra. It is a species of catfish endemic to the Big Bend area of the Xingu River, a tributary of the Amazon River, and was first described in the early 1990s. This fish was exported from Brazil in...
  
  
• Zebra shark
  Zebra shark
  The zebra shark is a species of carpet shark and the sole member of the family Stegostomatidae. It is found throughout the tropical Indo-Pacific, frequenting coral reefs and sandy flats to a depth of 62 m...
  
  
• Zebra tilapia
• Ziege
  Ziege
  The ziege or sabre carp, Pelecus cultratus, is a species of ray-finned fish in the Cyprinidae family, and the only species of its genus....
  
  
• Zingel
  Zingel
  Zingel is a genus of fish in the Percidae family. They are long and slender, reaching 12 to 48 centimetres in length. They are found in rivers and streams in Europe. They feed mainly on aquatic invertebrates such as crustaceans and insect larvae and will also eat small fish...
  
  
• Zebra trout
• Zebra turkeyfish
  Zebra turkeyfish
  The Zebra turkeyfish or Zebra lionfish, Dendrochirus zebra, is a carnivorous ray-finned fish with venomous spines that lives in the Indian and western Pacific oceans. However, lionfishes have been found in the Atlantic Ocean as well, up to the coast of New York. This range is most likely a result...
  
  

See also

• List of aquarium fish by scientific name
• List of freshwater aquarium fish species