Curry and Hay Moors is a 472.8 hectare

Hectare

The hectare is a metric unit of area defined as 10,000 square metres , and primarily used in the measurement of land. In 1795, when the metric system was introduced, the are was defined as being 100 square metres and the hectare was thus 100 ares or 1/100 km2...

 (1168.1 acre) biological Site of Special Scientific Interest in Somerset

Somerset

The ceremonial and non-metropolitan county of Somerset in South West England borders Bristol and Gloucestershire to the north, Wiltshire to the east, Dorset to the south-east, and Devon to the south-west. It is partly bounded to the north and west by the Bristol Channel and the estuary of the...

, notified in 1992.

Curry and Hay Moors form part of the complex of grazing marshes known as the Somerset Levels

Somerset Levels

The Somerset Levels, or the Somerset Levels and Moors as they are less commonly but more correctly known, is a sparsely populated coastal plain and wetland area of central Somerset, South West England, between the Quantock and Mendip Hills...

 and Moors. The low-lying site is situated adjacent to the River Tone

River Tone

The River Tone is a river in Somerset, England, which is about long. It rises at Beverton Pond near Huish Champflower in the Brendon Hills, and is dammed at Clatworthy Reservoir. The reservoir outfall continues through Taunton and Curry and Hay Moors, which are designated as a Site of Special...

 which annually overtops, flooding the fields in winter. Soils are predominantly alluvial
clays overlying Altcar series peats. The flora

Flora

Flora is the plant life occurring in a particular region or time, generally the naturally occurring or indigenous—native plant life. The corresponding term for animals is fauna.-Etymology:...

 and fauna

Fauna

Fauna or faunæ is all of the animal life of any particular region or time. The corresponding term for plants is flora.Zoologists and paleontologists use fauna to refer to a typical collection of animals found in a specific time or place, e.g. the "Sonoran Desert fauna" or the "Burgess shale fauna"...

 of the ditches and rhynes is of national importance. Over 70 aquatic and bankside vascular plants have been recorded including Frogbit

Hydrocharis morsus-ranae

Hydrocharis morsus-ranae, Frogbit, is a flowering plant belonging to the genus Hydrocharis in the family Hydrocharitaceae. In North America, it is referred to as Common Frogbit or European Frogbit to distinguish it from the related American Frogbit .It is a small floating plant resembling a small...

 (Hydrocharis morsus-ranae), Flowering Rush (Butomus umbellatus), Wood Club-rush

Scirpus

The plant genus Scirpus consists of a large number of aquatic, grass-like species in the family Cyperaceae , many with the common names club-rush or bulrush . Other common names are deergrass or grassweed.The genus has a cosmopolitan distribution, and grows in wetlands and moist soil...

 (Scirpus sylvaticus) and Lesser Water-plantain (Baldellia ranunculoides). Over 100 species of aquatic

Aquatic animal

An aquatic animal is an animal, either vertebrate or invertebrate, which lives in water for most or all of its life. It may breathe air or extract its oxygen from that dissolved in water through specialised organs called gills, or directly through its skin. Natural environments and the animals that...

 invertebrate

Invertebrate

An invertebrate is an animal without a backbone. The group includes 97% of all animal species – all animals except those in the chordate subphylum Vertebrata .Invertebrates form a paraphyletic group...

s inhabit the ditches including one nationally rare soldier fly

Stratiomyidae

The soldier flies , are a family of flies . The family contains about 1,500 species in about 400 genera worldwide. Adults are found near larval habitats...

, (Odontomyia ornata) and 13 nationally scarce species including the water beetle

Water beetle

A water beetle is a beetle adapted to living in water. Water beetles rise to the water surface and take atmospheric air into their tracheal systems. There are approximately 2000 species of water beetles. The rest marine species tend to live in the intertidal zone...

s Agabus uliginosus

Agabus uliginosus

Agabus uliginosus is a species of beetle native to the Palearctic, including Europe, where it is only found in Austria, Belarus, Belgium, Great Britain including Shetlands, Orkneys, Hebrides and Isle of Man, Croatia, the Czech Republic, mainland Denmark, Estonia, Finland, mainland France, Germany,...

, Hydaticus transversalis and Helophorus nanus.

In winter the flooded fields provide food for large numbers of waterfowl with several thousand Lapwing

Lapwing

Vanellinae are any of various crested plovers, family Charadriidae, noted for its slow, irregular wingbeat in flight and a shrill, wailing cry. Its length is 10-16 inches. They are a subfamily of medium-sized wading birds which also includes the plovers and dotterels. The Vanellinae are...

 (Vanellus vanellus), hundreds of Snipe

Snipe

A snipe is any of about 25 wading bird species in three genera in the family Scolopacidae. They are characterized by a very long, slender bill and crypsis plumage. The Gallinago snipes have a nearly worldwide distribution, the Lymnocryptes Jack Snipe is restricted to Asia and Europe and the...

 (Gallinago gallinago) and smaller numbers of Golden Plover

Eurasian Golden Plover

The European Golden Plover is a largish plover. This species is similar to two other golden plovers. American Golden Plover, Pluvialis dominiica, and Pacific Golden Plover, Pluvialis fulva, are both smaller, slimmer and relatively longer-legged than European Golden Plover, and both have grey...

 (Pluvialis apricaria) and Dunlin

Dunlin

The Dunlin, Calidris alpina, is a small wader, sometimes separated with the other "stints" in Erolia. It is a circumpolar breeder in Arctic or subarctic regions. Birds that breed in northern Europe and Asia are long-distance migrants, wintering south to Africa, southeast Asia and the Middle East...

 (Calidris alpina) regularly present. Over two hundred Bewick's Swan

Bewick's Swan

The Tundra Swan is a small Holarctic swan. The two taxa within it are usually regarded as conspecific, but are also sometimes split into two species, Cygnus bewickii of the Palaearctic and the Whistling Swan, C. columbianus proper, of the Nearctic...

s (Cygnus bewickii) have been recorded, making the site an internationally important wintering ground for this species. Raptor species such as Short-eared Owl

Short-eared Owl

The Short-eared Owl is a species of typical owl . In Scotland this species of owl is often referred to as a cataface, grass owl or short-horned hootlet. Owls belonging to genus Asio are known as the eared owls, as they have tufts of feathers resembling mammalian ears. These "ear" tufts may or may...

 (Asio flammeus), Merlin

Merlin (bird)

The Merlin is a small species of falcon from the Northern Hemisphere. A bird of prey once known colloquially as a pigeon hawk in North America, the Merlin breeds in the northern Holarctic; some migrate to subtropical and northern tropical regions in winter.-European and North American...

 (Falco columbarius) and Peregrine

Peregrine Falcon

The Peregrine Falcon , also known as the Peregrine, and historically as the Duck Hawk in North America, is a widespread bird of prey in the family Falconidae. A large, crow-sized falcon, it has a blue-gray back, barred white underparts, and a black head and "moustache"...

 (Falco peregrinus) regularly hunt over the site in winter. Vertebrate species present include Grass Snake

Grass Snake

The grass snake , sometimes called the ringed snake or water snake is a European non-venomous snake. It is often found near water and feeds almost exclusively on amphibians.-Etymology:...

 (Natrix natrix) and Common Frog

Common Frog

The Common Frog, Rana temporaria also known as the European Common Frog or European Common Brown Frog is found throughout much of Europe as far north as well north of the Arctic Circle in Scandinavia and as far east as the Urals, except for most of Iberia, southern Italy, and the southern Balkans...

 Rana temporaria. Otter

Otter

The Otters are twelve species of semi-aquatic mammals which feed on fish and shellfish, and also other invertebrates, amphibians, birds and small mammals....

s (Lutra lutra) are regularly recorded on the site.