Chlopsis longidens is an eel in the family Chlopsidae. It was described by Samuel Garman in 1899, originally under the genus Atopichthys. It is known from a single leptocephalus specimen collected from between Ecuador and the Galapagos Islands, in the central eastern Pacific Ocean. From that specimen. the species is known to dwell in a tropical, marine climate at a maximum depth of 3,184 m. The specimen may possibly be a larval bicolor false moray.
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 margintail conger is an eel in the family Congridae. It was described by Felipe Poey in 1867, originally under the genus Echelus. It is a subtropical, marine eel which is known from the western Atlantic Ocean, including the United States, Bahamas, the Gulf of Mexico, Cuba, Venezuela, and Colombia. It is known to dwell at a depth range of 35–75 meters, and leads a benthic lifestyle, inhabiting sand and mud in the neritic zone. Males reach an average total length of 35 centimeters, but can reach a maximum TL of 51 cm.
The blackspot conger is an eel in the family Congridae. It was described by Albert Günther in 1870, originally under the genus Conger. It is a subtropical, marine eel which is known from the eastern Atlantic Ocean, including Madeira and Azores. It dwells at a depth range of 30-100 meters and burrows into sand. Males can reach a maximum total length of 50 centimetres.
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 Hardtail 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 and southeastern Pacific Ocean, including Chile, Colombia, Costa Rica, Ecuador, El Salvador, Guatemala, Honduras, Mexico, Nicaragua, Panama, Peru, and the United States. It dwells at a depth range of 9–336 metres, and leads a benthic lifestyle, burrowing into loose sand. Males can reach a maximum total length of 42 cm.
Facciolella gilbertii, known commonly as the Dogface witch-eel, is an eel in the family Nettastomatidae. It was described by Samuel Garman in 1899. It is a marine, deep water-dwelling eel which is known from the eastern central Pacific Ocean, including California, USA, and Panama. It is known to dwell at a depth of 935 metres. It is often caught in bottom trawls. Females are oviparous, and the larvae are planktonic. Males can reach a maximum total length of 61 centimetres.
Hoplunnis sicarius is an eel in the family Nettastomatidae. It was described by Samuel Garman in 1899, originally under the genus Atopichthys. It is a marine, tropical eel which is known from the eastern central Pacific Ocean, including Mazatlan, Mexico, and Panama. It is known to dwell at a depth of 1,431 metres (4,695 ft), and inhabits substrates. Unlike many eel species, it does not form burrows.
Venefica ocella is an eel in the family Nettastomatidae. It was described by Samuel Garman in 1899. It is a marine, deep water-dwelling eel which is known from the eastern Pacific Ocean. It is known to dwell at a depth of 1,953 metres (6,407 ft).
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 Longtailed sand-eel is an eel in the family Ophichthidae. It was described by Albert Günther in 1870, originally under the genus Ophichthys. It is a marine, tropical eel, which is known from Aden to Natal, South Africa, in the western Indian Ocean. Males can reach a maximum total length of 54 centimetres (21 in).
The Shorttail snake eel is an eel in the family Ophichthidae. It was described by Balthazar Osório in 1893, originally under the genus Ophichthys. It is a marine, tropical eel which is known from the western and eastern Atlantic Ocean, including Florida, USA, Puerto Rico, Venezuela, the Bahamas, St. Barthelemy, Senegal, Lesser Antilles, and Cape Verde. It dwells at a depth range of 4 to 35 metres, and inhabits the continental shelf, where it forms burrows in sand and mud. Males can reach a maximum total length of 108 centimetres (43 in).
Myrichthys xysturus is an eel in the family Ophichthidae. It was described by David Starr Jordan and Charles Henry Gilbert in 1882, originally under the genus Ophichthys. It is a marine, tropical eel which is known from the eastern central Pacific Ocean, including the Gulf of California; Baja California Sur, Mexico; and the Galapagos Islands.
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 Misol snake eel is an eel in the family Ophichthidae. It was described by Albert Günther in 1872, originally under the genus Ophichthys. It is a marine, tropical eel which is known from the western central Pacific Ocean.
Avocettina bowersii is an eel in the family Nemichthyidae. It was described by Samuel Garman in 1899. It is a marine, deep water-dwelling eel which is known from California, U.S.A.; Peru, and Chile. It dwells at a depth range of 92–641 metres, although the type specimen was collected from a depth of 2,692 metres.
Serrivomer sector, known commonly as the sawtooth eel, the saw-tooth snipe or the deep-sea eel, is an eel in the family Serrivomeridae. It was described by Samuel Garman in 1899. It is a marine, deep water-dwelling eel which is known from the eastern and western Pacific Ocean, including Japan, Chile, and California, USA. It dwells at a depth range of 0 to 3,243 metres, most often around 305 metres (1,001 ft). Males can reach a maximum total length of 76 centimetres (30 in).
Ophichthys desilvai is a commercially important, air-breathing species of fish in the family Synbranchidae. It is endemic to Sri Lanka and is the only endemic synbranchid from there.
The Malabar swamp eel is a species of troglobitic swamp eel endemic to subterranean springs in Kottayam in the Indian state of Kerala.
