Gnathophis is a genus of marine congrid eels.
The shorttail conger is an eel in the family Congridae. It was described by Charles Barkley Wade in 1946, originally under the genus Chiloconger. It is a subtropical, marine eel which is known from the eastern and southeastern Pacific Ocean, including Costa Rica, Ecuador, El Salvador, Guatemala, Honduras, Mexico, Nicaragua, the Galapagos Islands, Panama, and Revillagigedo. It dwells at a depth range of 108–150 metres. Males can reach a maximum total length of 30 centimetres.
The Gilbert's garden eel, also known as the Gilbert's conger and the sharpnose conger, is an eel in the family Congridae. It was described by James Douglas Ogilby in 1898, originally under the genus Congrellus. It is a tropical, marine eel which is known from the eastern central and southeastern Pacific Ocean, including the Gulf of California, Costa Rica, El Salvador, Ecuador, Guatemala, Mexico, Honduras, Nicaragua, Panama, and Colombia. It is a benthic and nocturnal species, and inhabits sand flats in reefs, bays and coves at a depth range of 1–100 metres. It burrows into sand during the day and emerges to forage during the night. Males can reach a maximum total length of 27 centimetres.
The slope conger, also known as the black-fin conger, is an eel in the family Congridae. It was described by Charles Henry Gilbert in 1891, originally under the genus Ophisoma. It is a marine, deep water-dwelling eel which is known from the southeastern and eastern central Pacific Ocean, including Colombia, Ecuador, Costa Rica, Honduras, El Salvador, Mexico, Guatemala, Nicaragua, Panama, and Peru. It is known to dwell at a depth range of 380–740 metres, and inhabits substrates. Males can reach a maximum total length of 35 centimetres.
The shortsnout conger, also known as the thicklip conger, is an eel in the family Congridae. It was described by Samuel Garman in 1899, originally under the genus Atopichthys. It is a tropical, marine eel which is known from the eastern central Pacific Ocean, including Colombia, Costa Rica, Ecuador, El Salvador, Guatemala, Honduras, Mexico, Nicaragua, and Panama. It leads a reclusive, benthic, burrowing lifestyle, and typically dwells at a depth range of 27–2198 metres. Males can reach a maximum total length of 30 centimetres.
The Californian conger, also known as the ringeye conger, is an eel in the family Congridae. It was described by Robert H. Kanazawa. It is a tropical, marine eel which is known from the eastern central and southeastern Pacific Ocean, including Colombia, Costa Rica, Ecuador, El Salvador, Guatemala, Honduras, Mexico, Nicaragua, Panama, and Peru. It is known to dwell at a depth of 50 metres. Males reach an average total length of 40 centimetres, but can reach a maximum TL of 60 cm.
Paraconger ophichthys is an eel in the family Congridae. It was described by Samuel Garman in 1899, originally under the genus Atopichthys. It is a tropical, marine eel which is known from Cocos Island, in the eastern central Pacific Ocean. It is known to dwell at a depth of 1953 metres.
The largehead conger is an eel in the family Congridae. It was described by Samuel Garman in 1899, originally under the genus Uroconger. It is a marine, deep water-dwelling eel which is known from southern Canada to Chile, in the eastern Pacific Ocean. It dwells at a depth range of 165–935 metres. Males can reach a maximum total length of 100 centimetres.
The neighbor conger is an eel in the family Congridae. It was described by Samuel Garman in 1899, originally under the genus Uroconger. It is a marine, deep water-dwelling eel that is known from the southwestern and western central Atlantic Ocean, including the Bahamas, Brazil, Cuba, and Mexico. It dwells at a depth range of 101–503 metres. Males can reach a maximum total length of 46.2 centimetres.
The large-toothed conger is an eel belonging to the family Congridae. It was described by Léon Vaillant in 1888, originally as a species of the genus Uroconger.
Gnathophis capensis, the Southern Atlantic conger or southern conger, is an eel in the family Congridae. It was described by Johann Jakob Kaup in 1856, originally under the genus Leptocephalus. It is a subtropical, marine eel which is known from the southeastern Atlantic Ocean, including from False Bay to Plettenberg Bay, South Africa and also on Tristan da Cunha Island. It is known to dwell at a depth of 100 metres. Males can reach a maximum total length of 37 cm.
Gnathophis mystax, the thinlip conger or blacktailed conger, is an eel in the family Congridae. It was described by François Étienne Delaroche in 1809, originally under the genus Muraena. It is a subtropical, marine eel which is known from the eastern Atlantic Ocean, including southern Portugal, the Mediterranean, and Morocco. It dwells at a depth range of 75–800 metres, and inhabits mud and sand on the continental slope. Males can reach a maximum total length of 60 centimetres, but more commonly reach a TL of 35 centimetres.
The bignose conger is an eel in the family Congridae. It was described by David Starr Jordan and Charles Harvey Bollman in 1890. It is a tropical, marine eel which is known from the eastern central and southeastern Pacific Ocean, including Chile, Colombia, Costa Rica, Ecuador, El Salvador, Guatemala, Honduras, Mexico, Nicaragua, Panama, and Peru. It dwells at a depth range of 25–90 metres. Males can reach a maximum total length of 40 centimetres, but more commonly reach a TL of 30 cm.
The dotted garden eel, also known as the peppered garden eel, is an eel in the family Congridae. It was described by Seth Eugene Meek and Samuel Frederick Hildebrand in 1923. It is a nonmigratory tropical, marine eel which is known from the eastern central Pacific Ocean, including Costa Rica, El Salvador, Guatemala, Honduras, Mexico, Nicaragua, and Panama. Males can reach a maximum total length of 50 cm.
The white-ring garden eel, also known as the Cape garden eel in Mexico, is an eel in the family Congridae. It was described by Garry I. McTaggart-Cowan and Richard Heinrich Rosenblatt in 1974, originally under the genus Taenioconger. It is a marine, tropical eel which is known from the Gulf of California, in the eastern central Pacific Ocean. It is known to dwell at a depth of 20 m (66 ft), and inhabits sand sediments near reefs, where it forms burrows in nonmigratory colonies. Males can reach a maximum total length of 80 cm.
The pale green eel, also known as the pale garden eel or the Cortez garden eel, is an eel in the family Congridae. It was described by Jacques Pellegrin in 1923, originally under the genus Taenioconger. It is a nonmigratory marine, deepwater-dwelling eel which is known from the eastern central Pacific Ocean, including the Gulf of California and Mexico. It dwells at a depth of 230 to 275 m and inhabits sandy sediments near reefs in large colonies. Males can reach a maximum total length of 63 cm.
The red pike conger is an eel in the family Muraenesocidae. It was described by David Starr Jordan and Charles Henry Gilbert in 1882, originally under the genus Muraenesox. It is a marine, tropical eel which is known from the eastern central and southeastern Pacific Ocean, including Mexico, Ecuador, Colombia, Costa Rica, Guatemala, El Salvador, Honduras, Panama, Peru, and Nicaragua. It dwells at a depth range of 10 to 100 metres, and inhabits sediments of sand and mud. Males can reach a maximum total length of 202 centimetres (80 in); the maximum recorded weight is 11.0 kilograms (24.3 lb).
Venefica tentaculata is an eel in the family Nettastomatidae. It was described by Samuel Garman in 1899. It is a marine, subtropical eel which is known from the eastern central and northwestern Pacific Ocean, including Mexico, Nicaragua, Japan, and the United States. It dwells at a depth range of 100 to 500 metres, but may dive even deeper. Males can reach a maximum total length of 90.0 centimetres (35.4 in).
The death-banded snake-eel is an eel in the family Ophichthidae. It was described by Samuel Garman in 1899. It is a tropical, marine eel which is known from the eastern central and southeastern Pacific Ocean, including the central Gulf of California, Colombia, Costa Rica, Mexico and Panama. It dwells at a depth range of 35–760 metres, and forms burrows in sandy and muddy bottoms. Males can reach a maximum total length of 86 centimetres.
The yellow snake-eel is an eel in the family Ophichthidae. It was described by David Starr Jordan and Charles Henry Gilbert in 1882. It is a marine, subtropical eel known from the eastern central and southeastern Pacific Ocean, including Chile, Costa Rica, Colombia, Ecuador, Guatemala, El Salvador, Honduras, Nicaragua, Mexico, Panama, Peru, and the United States. It dwells at a depth range of 1 to 110 m, and forms burrows in rocky and sandy regions. Males can reach a maximum total length of 818 cm (322 in), but more commonly reach a length of 540 cm (210 in).
