The largehead congerCommon names for Bathycongrus varidens at www.fishbase.org. (Bathycongrus varidens) is an eel in the family Congridae (conger/garden eels).Bathycongrus varidens at www.fishbase.org. It was described by Samuel Garman in 1899, originally under the genus Uroconger.Garman, S., 1899 (Dec.) [ref. 1540] The Fishes. In: Reports on an exploration off the west coasts of Mexico, Central and South America, and off the Galapagos Islands ... by the U. S. Fish Commission steamer "Albatross," during 1891 ... No. XXVI. Memoirs of the Museum of Comparative Zoology v. 24: Text: 1-431, Atlas: Pls. 1-85 + A-M. 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.

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