The mottled eel, also known as the African mottled eel, the Indian longfin eel, the Indian mottled eel, the long-finned eel or the river eel, is a demersal, catadromous eel in the family Anguillidae. It was described by John McClelland in 1844. It is a tropical, freshwater eel which is known from East Africa, Bangladesh, Andaman Islands, Mozambique, Malawi, Sri Lanka, Sumatra, and Indonesia and recently from Madagascar. The eels spend most of their lives in freshwater at a depth range of 3–10 metres, but migrate to the Indian Ocean to breed. Males can reach a maximum total length of 121 centimetres and a maximum weight of 7,000 grams. The eels feed primarily off of benthic crustaceans, mollusks, finfish and worms.
Enchelycore lichenosa is a moray eel found in coral reefs around Taiwan, southern Japan, and the Galapagos Islands. It was first named by Jordan and Snyder in 1901, and is commonly known as the reticulate hookjaw moray. To respirate, the eel constantly opens and closes its mouth.
Echidna amblyodon, the Sulawesi moray is a moray eel found in the western central Pacific Ocean. It was described by Bleeker in 1856, originally under the genus Muraena. It is a marine, tropical eel which is known from Indonesia, in the western central Pacific Ocean. Males can reach a maximum total length of 20.5 centimetres (8.1 in).
Echidna leucotaenia, the whiteface moray, also known as the white-banded moray eel, is a moray eel. It was described by Schultz in 1943. It is a tropical, marine and freshwater eel which is known from the Indo-Pacific, including East Africa, the Line Islands, the Tuamotu Islands, and Johnston Island. It dwells at a depth range of 0 to 24 metres, and leads a benthic lifestyle in reefs. Males can reach a maximum total length of 75 centimetres (30 in).
The atoll moray eel is a moray eel found in coral reefs in the eastern central Pacific Ocean. It was first named by Pietschmann in 1935.
The spotjaw moray is a moray eel found in the eastern Atlantic Ocean. It was first named by Max Poll in 1953.
The blackedge moray eel is a moray eel found in coral reefs in the western Atlantic Ocean. It was first named by Charles Frédéric Girard in 1858.
Gymnothorax rueppelliae, the banded moray, banded reef-eel, Rüppell's moray, Rüppell's moray eel, black barred eel, yellow-headed moray eel or yellow-headed moray, is a moray eel found in tropical coral reefs. Gymnothorax rueppelliae is a pale grey to greyish-brown moray with 16-21 dark bars on the body, a bright yellow head and a dark spot at the corner of the mouth. They differ from the Gymnothorax pikei, a close relative that lives Papua New Guinea. They have fewer vomerine teeth. They also reach a maximum length of 80 cm.
Japonoconger is a genus of eels in the family Congridae.
The Philippine mottled eel is an eel in the family Anguillidae. It was described by Shun Watanabe, Jun Aoyama, and Katsumi Tsukamoto in 2009. It is a tropical eel known from the Pinacanauan River system on Luzon Island, in the Philippines. The eels spend most of their lives in freshwater but migrate to the ocean to breed.
The African longfin eel, also known simply as the longfin eel, is an eel in the family Anguillidae. It was described by Wilhelm Peters in 1852, originally under the genus Muraena. It is a tropical eel known from freshwaters in southern Kenya, Cape Agulhas, Madagascar, and New Caledonia. The eels spend most of their lives in freshwaters far inland, but migrate to the Western Indian Ocean to breed. Males can reach a maximum total length of 150 centimetres; females can reach a maximum standard length of 120 centimetres and a maximum weight of 5,000 grams. The eels can live for about 20 years. Juveniles and adults are known to feed off of carcasses, crabs, and bony fish.
Kaupichthys hyoproroides, the false moray, common false moray, grey reef eel, reef eel, plain false moray, or double-toothed xenocongrid eel, is an eel in the family Chlopsidae. It was described by Pehr Hugo Strömman in 1896, originally under the genus Leptocephalus. It is a subtropical, marine eel which is known from coral reefs and rocky shores in the western Atlantic Ocean, including southeastern Florida, USA; the Bahamas, Yucatan, Mexico; the Antilles, and Venezuela. It is a benthic, solitary eel that typically dwells at depths to 95 m. Males can reach a maximum total length of 30 cm.
Panturichthys isognathus is an eel in the family Heterenchelyidae. It was described by Max Poll in 1953. It is a tropical, marine eel which is known from the Gulf of Guinea in the eastern Atlantic Ocean, where it predominates south of the equator. It is a demersal fish that typically dwells at a depth range of 40–150 metres. Males can reach a maximum total length of 32.5 centimetres.
The Mauritanian shortface eel is an eel in the family Heterenchelyidae. It was described by Jacques Pellegrin in 1913. It is a tropical, marine eel which is known from the eastern Atlantic Ocean, where it is distributed from Morocco to Guinea. It typically dwells at a depth range of 30–1000 metres, habituating muddy substrates on the African continental shelf. Males can reach a maximum total length of 84 centimetres.
Bathycongrus bertini is an eel in the family Congridae. It was described by Max Poll in 1953, originally under the genus Congermuraena. It is a marine, deep water-dwelling eel which is known from Mauritania to Angola, in the eastern Atlantic Ocean. It dwells at a depth range of 200–400 metres. Males can reach a maximum total length of 39 centimetres.
Gnathophis bathytopos, the blackgut conger, is an eel in the family Congridae. It was described by David G. Smith and Robert H. Kanazawa in 1977. It is a marine, deep water-dwelling eel which is known from the Straits of Florida, USA, and the southeastern Gulf of Mexico, in the western Atlantic Ocean. It dwells at a depth range of 180–370 meters. Males can reach a maximum total length of 35 cm.
Japonoconger caribbeus is an eel in the family Congridae. It was described by David G. Smith and Robert H. Kanazawa in 1977. It is a marine, deep water-dwelling eel which is known only from the Caribbean Sea, in the western central Atlantic Ocean. It dwells at a depth range of 329–576 m (1,079–1,890 ft). Males can reach a maximum total length of 50.2 cm (19.8 in).
Japonoconger sivicolus is an eel in the family Congridae. It was described by Kiyomatsu Matsubara and Akira Ochiai in 1951, originally under the genus Arisoma. It is a marine, deep water-dwelling eel which is known from Japan, in the northwestern Pacific Ocean. It dwells at a depth range of 300–535 metres. Males can reach a maximum total length of 57 centimetres.
Xenomystax bidentatus is an eel in the family Congridae. It was described by Earl Desmond Reid in 1940. It is a marine, tropical eel which is known from northern South America, in the western central Atlantic Ocean. It is known to dwell at a depth range of 494 to 604 meters.
The blacktail buckbill eel, also known commonly as the blacktail duckbill, or the duckbill eel in Malaysia, is an eel in the family Nettastomatidae. It was described by David Starr Jordan and John Otterbein Snyder in 1901, originally under the genus Chlopsis. It is a marine, tropical eel which is known from the western Pacific Ocean, including Japan, China, Malaysia, the Philippines, and Taiwan. It is known to dwell at a depth range of 100 to 500 meters. Males can reach a maximum total length of 50 centimeters (20 in).
