Squaretail
Encyclopedia
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 ctenophore
s.
They are found in tropical and subtropical oceans, and feed on jellyfish
Jellyfish
Jellyfish are free-swimming members of the phylum Cnidaria. Medusa is another word for jellyfish, and refers to any free-swimming jellyfish stages in the phylum Cnidaria...
and ctenophore
Ctenophore
The Ctenophora are a phylum of animals that live in marine waters worldwide. Their most distinctive feature is the "combs", groups of cilia that they use for swimming, and they are the largest animals that swim by means of cilia – adults of various species range from a few millimeters to in size...
s.
Species
There are 3 species:- Bigeye squaretail, Tetragonurus atlanticus Lowe, 1839.
- Smalleye squaretailSmalleye squaretailThe 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:...
, Tetragonurus cuvieri RissoAntoine RissoGiuseppe Antonio Risso , called Antoine Risso, was a Niçard naturalist.Risso was born in Nice, County of Nice, a part of the Duchy of Savoy, and studied under Giovanni Battista Balbis. He published , and . Risso's dolphin was named after him...
, 1810. - Pacific squaretail, Tetragonurus pacificus Abe, 1953.