The grey cutthroat eel, Synaphobranchus affinis, is a cutthroat eel. It was originally described by Albert Günther in 1877. It lives a benthic lifestyle, inhabiting the continental slope and global deep waters including near Portugal, Canary Islands, Morocco, Japan, Australia, and others. It is a marine, deep water-dwelling eel which has been found at depths ranging from 300 to 2300 meters and at temperatures ranging from 3.3 - 11.3° C. Males can grow to a length of up to 110 centimeters. It is primarily a scavenger, however it also actively hunts small fish and crustaceans.
Synaphobranchus is a genus of eels in the cutthroat eel family, Synaphobranchidae. It currently contains the following species:
Eels are ray-finned fish belonging to the order Anguilliformes, which consists of eight suborders, 19 families, 111 genera, and about 800 species. Eels undergo considerable development from the early larval stage to the eventual adult stage, and are usually predators.
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.
Ariosoma selenops is an eel in the family Congridae. It was described by Earl Desmond Reid in 1934. It is a marine, deep water-dwelling eel which is known from the northwestern, southwestern, and western central Atlantic Ocean, including Antigua and Barbuda, the Bahamas, Brazil, Dominica, the Dominican Republic, Canada, Haiti, Grenada, Guadeloupe, Martinique, Puerto Rico, Jamaica, Saint Vincent and the Grenadines, Saint Lucia, the United States, and Venezuela. It is known to dwell at a depth range of 348–549 metres.
The Maputo conger is an eel in the family Congridae. It was described by Peter Henry John Castle in 1968. It is a marine, deep water-dwelling eel which also inhabits brackish waters, and is known from the Limpopo River and the Indian Ocean. It is known to dwell at a depth range of 470–490 metres. Males can reach a maximum total length of 58 centimetres.
The flapnose conger is an eel in the family Congridae. It was described by David G. Smith and Robert H. Kanazawa in 1977. It is a tropical, marine eel which is known from French Guiana, in the western central Atlantic Ocean. It is known to dwell at a depth of 210 metres.
Acromycter perturbator is an eel in the family Congridae. It was described by Albert Eide Parr in 1932, originally under the genus Ariosoma. It is a marine, deep water-dwelling eel which is known from the northwestern and western central Atlantic Ocean, including the Bahamas, the United States, and Jamaica. It dwells at a depth range of 1299–1318 metres.
The deepsea conger is an eel in the family Congridae. It was described by Peter Henry John Castle in 1960, originally under the genus Pseudoxenomystax. It is a marine, temperate water-dwelling eel which is known from the southwestern Pacific Ocean. It leads a benthic lifestyle and inhabits continental shelves and slopes. 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 Longnose conger is an eel in the family Congridae. It was described by Peter Henry John Castle in 1968, originally under the genus Congrina. It is a marine, deep water-dwelling eel which is known from the Indo-Western Pacific, including Mozambique, Natal, South Africa, Japan, the Philippines, and Indonesia. It dwells at a depth range of 250–500 metres. Males can reach a maximum total length of 55 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.
Congriscus maldivensis is an eel in the family Congridae. It was described by John Roxborough Norman in 1939, originally under the genus Conger. It is a marine, deep water-dwelling eel which is known from the Indo-Western Pacific, including Australia, Fiji, Madagascar, Maldives, New Caledonia, the Philippines, Vanuatu, and Wallis and Futuna. It dwells at a depth range of 354–820 metres. It can reach a maximum standard length of 35.2 centimetres.
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 angry worm eel is an eel in the family Ophichthidae. It was described by Peter Henry John Castle and John E. McCosker in 1999. It is a tropical, marine eel which is known from the eastern Indian and western central Pacific Ocean, including India, Indonesia, the Straits of Malacca, northern Australia, and the Philippines. It is known to inhabit shallow, turbid estuaries, and to a lesser extent the deeper water over soft substrates. Males can reach a maximum total length of 29.6 centimetres.
The blackpored eel is an eel in the family Ophichthidae. It was described by Robert H. Kanazawa in 1963. It is a tropical, marine eel which is known from the western central Atlantic Ocean, including Florida, USA; the Bahamas, and Mexico. It dwells at a depth range of 51–460 meters. While the adults inhabit deep water, the larvae are laid inshore. Males can reach a maximum total length of 70 centimeters.
The shortdorsal cutthroat eel is an eel in the family Synaphobranchidae. It was described by Albert Günther in 1887. It is a marine, deep water-dwelling eel which is known from the Indo-Pacific and western central Atlantic Ocean, including Zanzibar, Maldives, Australia, Japan, Suriname, and the Gulf of Mexico. It dwells at a depth range of 900 to 3,000 metres, most often between 1,000 to 2,500 metres, and leads a benthic lifestyle, inhabiting the continental slope. Males can reach a maximum total length of 111 centimetres (44 in).
Synaphobranchus calvus is an eel in the family Synaphobranchidae. It was described by Marcelo Roberto Souto de Melo in 2007.
Synaphobranchus dolichorhynchus is an eel in the family Synaphobranchidae. It was described by Einar Hagbart Martin Lea in 1913, originally under the genus Leptocephalus. It is a marine, subtropical eel which is known solely from larval specimens discovered in the northern Atlantic Ocean. It is known to dwell at a depth range of 100 to 150 metres.
The Kaup's arrowtooth eel is an eel in the family Synaphobranchidae. It was described by James Yate Johnson in 1862. It is a marine, deep water-dwelling eel which is known from the Indo-Western Pacific and eastern and western Atlantic Ocean, including the Faroe Islands, Iceland, Cape Verde, the Western Sahara, Nigeria, Namibia, South Africa, Greenland, France, Saint Pierre and Miquelon, the United Kingdom, Ireland, the Philippines, Portugal, Spain, the Bahamas, Brazil, Canada, Cuba, Japan, Australia, Mauritania, Morocco, and Hawaii. It dwells at a depth range of 120 to 4,800 metres, most often between 400 to 2,200 metres, and inhabits the upper abyssal zone on the continental slope. It is intolerant of the temperatures of higher waters. Males can reach a maximum total length of 100 centimetres (39 in).
