Pale green eel

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Pale green eel
Scientific classification
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Class:
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Genus:
Species:
H. digueti
Binomial name
Heteroconger digueti
(Pellegrin, 1923)
Synonyms [1]
  • Taenioconger diguetiPellegrin, 1923

The pale green eel (Heteroconger digueti), also known as the pale garden eel or the Cortez garden eel, [2] is an eel in the family Congridae (conger/garden eels). [3] It was described by Jacques Pellegrin in 1923, originally under the genus Taenioconger. [4] 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 (755 to 902 ft) and inhabits sandy sediments near reefs in large colonies. Males can reach a maximum total length of 63 cm (25 in; 2.07 ft). [3]

The pale green eel's diet consists of zooplankton. [5] Despite its restricted range, the IUCN redlist currently lists the species as Least Concern due to its common local occurrence, and the lack of known major threats. [6]

Related Research Articles

<i>Heteroconger</i> Genus of fishes

Heteroconger is a genus of marine congrid eels. These small, slender garden eels live in groups where each individual has its own burrow. Usually, only the head and front half of the body is visible. The greatest species richness is in the Indo-Pacific, but species are also found in the warmer parts of the Atlantic and the eastern Pacific. Its name relates to how a huge colony of the eels looks swaying in the current.

Heterocongrinae Subfamily of Congridae

The gardens eel are the subfamily Heterochongrinae in the conger eel family Congridae. The majority of garden eels live in the Indo-Pacific, but species are also found in warmer parts of the Atlantic Ocean and East Pacific. These small eels live in burrows on the sea floor and get their name from their practice of poking their heads from their burrows while most of their bodies remain hidden. Since they tend to live in groups, the many eel heads "growing" from the sea floor resemble the plants in a garden. They vary greatly in colour depending on the exact species involved. The largest species reaches about 120 cm (47 in) in length, but most species do not surpass 60 cm (24 in). Garden eel colonies can grow as large as one acre in surface area.

Hardtail conger Species of fish

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.

The whitespotted garden eel, also known as the Indian spaghetti eel, is an eel in the family Congridae. It was described by Wolfgang Klausewitz and Irenäus Eibl-Eibesfeldt in 1959. It is a marine, tropical eel which is known from the Indo-Western Pacific, including Maldives, the Solomon Islands, the Philippines, the Cocos Islands, Comoros, India, Indonesia, and Papua New Guinea. It dwells at a depth range of 25 to 48 metres, and lives in non-migratory colonies that form burrows on sandy slopes, usually near coral reefs. Males can reach a maximum total length of 70 centimetres (28 in).

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.

Heteroconger chapmani is an eel in the family Congridae. It was described by Albert William Herre in 1923. It is a marine, tropical eel which is known from a single specimen collected from the Philippines, in the western central Pacific Ocean. The holotype specimen measured 69 cm. The species is now considered unidentifiable due to the lack of detail in the author's description, and because the only known specimen was destroyed during World War II.

The enigma garden eel is an eel in the family Congridae. It was described by Peter Henry John Castle and John Ernest Randall in 1999. It is a marine, tropical eel which is known from the western Pacific Ocean, including Indonesia and Papua New Guinea. It dwells at a depth range of 3 to 25 m, and inhabits regions with dark, silty sand and seagrass of the genus Holiphila. Males can reach a maximum total length of 43.7 cm, while females can reach 41.6 cm.

The Galapagos garden eel is an eel in the family Congridae. It was described by Irenäus Eibl-Eibesfeldt and Friedmann Köster in 1983, originally under the genus Taenioconger. It is a marine, tropical eel which is known from the eastern central and southeastern Pacific Ocean, including Colombia, Costa Rica, the Galapagos Islands in Ecuador, and Panama. It dwells at a depth of 10 to 30 m, and lives in large, nonmigratory colonies in clean, sandy substrates. Males can reach a maximum total length of 70 cm.

Brown garden eel Species of fish

The brown garden eel, also known simply as the garden eel, is an eel in the family Congridae. It was described by Albert Günther in 1870. It is a tropical, marine eel which is known from the eastern and western Atlantic Ocean, including Madeira, the Canary Islands, Senegal, the Bahamas, the Florida Keys, the Caribbean, Mexico, Belize, Honduras, and Brazil. It dwells at a depth of 10–60 m, most commonly between 20 and 60 m, and leads a nonmigratory, benthic lifestyle, inhabiting reefs in colonies. They likely spawn during the warm season. The larval state of development lasts for about 6–8 months. Adult males can reach a maximum total length of 51 centimetres.

Yellow garden eel Species of fish

The yellow garden eel is an eel in the family Congridae. It was described by David G. Smith in 1989. It is a nonmigratory marine, tropical eel which is known from the Gulf of Mexico, in the western central Atlantic Ocean. It is known to dwell at a depth of 33 m (108 ft).

Mercy's garden eel is an eel in the family Congridae. It was described by Gerald R. Allen and Mark van Nydeck Erdmann in 2009. It is a marine, tropical eel which is known from the western Pacific Ocean, including the Philippines, Indonesia, and possibly New Britain. It is known to dwell at a depth of 4 to 10 m, and inhabit sediments of silt-like sand. Males can reach a maximum total length of 67.8 cm (26.7 in).

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 Panama sand-eel is an eel in the family Ophichthidae. It was described by Seth Eugene Meek and Samuel Frederick Hildebrand in 1923. It is a marine, tropical eel which is known from the eastern central Atlantic Ocean, including the Gulf of California, Mexico, Costa Rica, Panama, and Nicaragua. It dwells at a maximum depth of 30 metres (98 ft), and inhabits sandy sediments, sometimes in estuaries and mangroves. Males can reach a maximum total length of 76 centimetres (30 in).

The Spotted ridgefin eel is an eel in the family Ophichthidae. It was described by John E. McCosker and Richard Heinrich Rosenblatt in 1972. It is a marine, tropical eel which is known from the eastern central Pacific Ocean, including Costa Rica, Mexico, and Panama. It dwells at a depth range of 5 to 25 metres, and inhabits benthic sediments of rock and sand. Males can reach a maximum standard length of 113 centimetres (44 in).

The Pacific spoon-nose eel is an eel in the family Ophichthidae. It was described by José Luis Castro-Aguirre and Sergio Suárez de los Cobos in 1983, originally under the genus Notophtophis. It is a marine, tropical eel which is known from the eastern central and southeastern Pacific Ocean, including the Gulf of California, Colombia, Mexico, Costa Rica, Nicaragua, Ecuador and Panama. It dwells at a maximum depth of 10 metres (33 ft), and inhabits sand and mud sediments. Males can reach a maximum total length of 140 centimetres (55 in), but more commonly reach a TL of 60 centimetres (24 in).

The Sailfin eel is an eel in the family Ophichthidae. It was described by Raymond Carroll Osburn and John Treadwell Nichols in 1916, originally under the genus Letharchus. It is a marine, tropical eel which is known from the eastern central Pacific Ocean, including Costa Rica, Mexico, and Panama. It is known to dwell at a depth of 35 metres (115 ft), and inhabits rock and sand sediments. Males can reach a maximum total length of 81 centimetres (32 in).

The Longarmed snake eel is an eel in the family Ophichthidae. It was described by John E. McCosker and Richard Heinrich Rosenblatt in 1998. It is a marine, tropical eel which is known from the eastern central Pacific Ocean, including Mexico, Costa Rica, El Salvador, Guatemala, Nicaragua, and Panama. It is known to dwell at a depth range of 24 to 79 metres, and inhabits soft substrates. Males can reach a maximum total length of 27.4 centimetres (10.8 in).

Punctuated snake-eel Species of fish

The Punctuated snake-eel is an eel in the family Ophichthidae. It was described by Achille Valenciennes in 1837, originally under the genus Ophisurus. It is a marine, subtropical eel which is known from the eastern central and southeastern Pacific Ocean, including Nicaragua, Chile, Colombia, Costa Rica, Ecuador, Peru, and Panama. It dwells at a depth range of 15 to 277 metres, and inhabits sand and mud sediments. Males can reach a maximum total length of 85 centimetres (33 in), but more commonly reach a TL of 60 centimetres (24 in).

The short-tooth sawpalate is an eel in the family Serrivomeridae. It was described by Johannes Schmidt in 1916, originally under the genus Leptocephalus. It is a marine, deep water-dwelling eel which is known from the eastern central and western central Atlantic Ocean, including the Bahamas and Bermuda, as well as the Strait of Gibraltar, Cape Verde, Canada and the United States. It dwells at a depth range of 150 to 1,000 metres. Males can reach a maximum total length of 65 centimetres (26 in).

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).

References

  1. Synonyms of Heteroconger digueti at www.fishbase.org.
  2. Common names for Heteroconger digueti at www.fishbase.org.
  3. 1 2 Heteroconger digueti Archived 2013-07-01 at Archive.today at www.fishbase.org.
  4. Pellegrin, J., 1923 [ref. 15423] Sur un poisson apode nouveau du golfe de Californie et sa biologie. Comptes Rendus Hebdomadaires des séances de l'Académie des sciences v. 177: 789-790.
  5. Food items reported for Heteroconger digueti at www.fishbase.org.
  6. Heteroconger digueti at the IUCN redlist.