The longtrunk conger, also known as the short-tail conger, is an eel in the family Congridae. It was described by Felipe Poey in 1860, originally under the genus Conger. It is a tropical, marine eel which is known from the western and eastern Atlantic Ocean, including southern Florida, Panama, the Guianas, and the Gulf of Guinea. It leads a benthic lifestyle, and inhabits sand and rock at a depth range of 11–63 meters. Males can reach a maximum total length of 36.3 centimeters.
The bandtooth conger, also known as the Baleares conger or the Balearic 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 western and eastern Atlantic and the western Indian Ocean, including North Carolina, USA; the northern Gulf of Mexico, northern South America, Canada, Portugal, Angola, the Mediterranean, and the Red Sea. It inhabits reefs and littoral shelves, and burrows into sand and mud. It dwells at a depth range of 1–732 meters, but most frequently between 20–100 m. Males can reach a maximum total length of 35 centimetres, but more commonly reach a TL of 25 centimetres (9.8 in)
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 Lord Howe conger is an eel in the family Congridae. It was described by Allan Riverstone McCulloch and Edgar Ravenswood Waite in 1916, originally under the genus Congermuraena. It is a marine, deep water-dwelling eel which is known from the western Pacific Ocean, including northeastern Australia, New Caledonia, and the South Fiji Basin. It is known to dwell at a depth range of 60–600 metres. Females can reach a maximum total length of 42.2 centimetres.
Ariosoma major is an eel in the family Congridae. It was described by Hirotoshi Asano in 1958, originally as a subspecies of Alloconger shiroanago, which was later moved under the genus Ariosoma. It is a marine, temperate water-dwelling eel which is known from the eastern China Sea, Japan, and Taiwan, in the northwestern Pacific Ocean. It has a widespread distribution, and inhabits sandy regions. Males can reach a maximum total length of 53 centimetres.
The large-eye conger is an eel in the family Congridae. It was described by Léon Vaillant and Henri Émile Sauvage in 1875, originally under the genus Congrogadus. It is a tropical, marine eel which is known from the northwestern and eastern central Pacific Ocean, including Hawaii and the Ladd Seamount. It typically dwells at a depth range of 2–420 metres, and leads a benthic, nocturnal lifestyle, burrowing into sand. Males can reach a maximum total length of 38 centimetres.
The blunt-tooth conger is an eel in the family Congridae. It was described by Paul Pappenheim in 1914, originally under the genus Leptocephalus. It is a marine, deep-water dwelling eel which is known from the Indo-West Pacific, including the Red Sea, eastern Africa, and Australia. It is known to dwell at a depth range of 360–800 metres. Males can reach a maximum total length of 30 centimetres.
The silver eel, also known as the Melliss's conger, is an eel in the family Congridae. It was described by Albert Günther in 1870. It is a rare tropical, marine eel which is known solely from St. Helena, in the southeastern Atlantic Ocean. It is known to dwell at a maximum depth of 67 meters. Males can reach a maximum total length of 42.8 centimetres.
Ariosoma multivertebratum is an eel in the family Congridae. It was described by Emma Stanislavovna Karmovskaya in 2004. It is a marine, deep water-dwelling eel which is known from the Marquesas Islands, in the eastern central Pacific Ocean. It is known to dwell at a depth range of 300–460 metres. Males can reach a maximum total length of 54.2 centimetres.
Ariosoma nigrimanum is an eel in the family Congridae. It was described by John Roxborough Norman in 1939. It is a tropical, marine eel which is known from the Gulf of Aden, in the western Indian Ocean. It is known to dwell at a maximum depth of 220 metres. Males can reach a maximum total length of 33.5 centimetres.
Ariosoma ophidiophthalmus is an eel in the family Congridae. It was described by Emma Stanislavovna Karmovskaya in 1991. It is a tropical, marine eel which is known from the Say de Malha Bank in the western Indian Ocean. It is known to dwell at a depth range of 110–115 metres.
Ariosoma opistophthalmum is an eel in the family Congridae. It was described by Camillo Ranzani in 1839, originally under the genus Conger. It is a rare, non-migratory marine, deep water-dwelling eel which is known from the southwestern Atlantic Ocean around Brazil, where it ranges from Bahia to Saõ Paulo. It is known to dwell at a depth range of 110–600 metres. Males can reach a maximum total length of 27.2 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.
Ariosoma sazonovi is an eel in the family Congridae. It was described by Emma Stanislavovna Karmovskaya in 2004. It is a marine, deep water-dwelling eel which is known from the Philippines, in the western Pacific Ocean. It is known to dwell at a depth range of 160–440 metres. Females can reach a maximum total length of 39.5 centimetres.
The tropical conger, also known as the Scheele's conger, is an eel in the family Congridae. It was described by Pehr Hugo Strömman in 1896, originally under the genus Leptocephalus. It is a tropical, marine eel which is known from the Indo-Pacific, including Natal and Mozambique. It inhabits reefs in lagoons, and is known to dwell at a depth of 9 metres. Males can reach a maximum total length of 20 centimetres (7.9 in).
Ariosoma shiroanago is an eel in the family Congridae. It was described by Hirotoshi Asano in 1958, originally under the genus Alloconger. It is a marine, temperate water-dwelling eel which is known from the northwestern Pacific Ocean, including Japan, South Korea, and Taiwan. It leads a benthic lifestyle and inhabits rough sand on continental shelves. Males can reach a maximum total length of 40 centimetres.
Ariosoma sokotranum is an eel in the family Congridae. It was described by Emma Stanislavovna Karmovskaya. It is a marine, deep water-dwelling eel which is known from Sokotra Island, in the western Indian Ocean.
Gnathophis heterognathos is an eel in the family Congridae. It was described by Pieter Bleeker in 1858, originally under the genus Myrophis. It is a marine, temperate water-dwelling eel which is known from the western Pacific Ocean, including the southwestern Japanese Archipelago, the Philippines, and the South China Sea. It dwells at a depth range of 183–199 metres. Males can reach a maximum total length of 41.5 centimetres.
The zebra garden eel is an eel in the family Congridae. It was described by Pieter Bleeker in 1868. It is a marine, tropical eel which is known from the Indo-Western Pacific, including the Philippines, the Ryukyu Islands, Papua New Guinea, Indonesia and Vanuatu. It inhabits shallow waters at a depth range of 1 to 10 m, and forms burrows in colonies of moderate size on sand sediments in bays, slopes and reefs. Males can reach a maximum total length of 34.7 cm.
The Indian pike conger is an eel in the family Muraenesocidae. It was described by Pieter Bleeker in 1853. It is a marine, tropical eel which is known from the Indo-Western Pacific, including Somalia, India, Sri Lanka, Indonesia, the Philippines, Hong Kong and Taiwan. It dwells at a depth range of 800 to 875 metres, and inhabits soft sediments in coastal waters and estuaries. Males can reach a maximum total length of 250 centimetres (98 in), but more commonly reach a TL of 180 centimetres (71 in).
