Deepwater Neck Eel, Derichthys serpentinus Gill 1884

Other Names: Deep-water Neck Eel, Longneck Eel, Narrownecked Oceanic Eel

Deepwater Neck Eel, Derichthys serpentinus - North Norfolk Ridge, SE of Norfolk Island, midwater trawl, 200-220 m. Source: Robin McPhee & Mark McGrouther / NORFANZ Founding Parties. License: All rights reserved

A rare deep-water mesopelagic eel.

Cite this page as:
Dianne J. Bray, Derichthys serpentinus in Fishes of Australia, accessed 21 Jun 2024,

Deepwater Neck Eel, Derichthys serpentinus Gill 1884

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An epi-/mesopelagic eel, usually found at depths of 500-2,000 m, although adults have been collected from shallower depths.


Feeds mostly on small mesopelagic crustaceans.


Dianne J. Bray

Deepwater Neck Eel, Derichthys serpentinus Gill 1884


Bauchot, M.-L. and Saldanha, L. 1986. Derichthyidae (including Nessorhamphidae), pp. 575-576. In: P.J.P. Whitehead, M.-L. Bauchot, J.-C. Hureau, J. Nielsen & E. Tortonese (eds) Fishes of the north-eastern Atlantic and the Mediterranean, UNESCO, Paris, France.

Beebe, W. 1935. Deep-sea fishes of the Bermuda Oceanographic expeditions. Family Derichthyidae. Zoologica 20(1): 1-23.

Castle, P.H.J. 1970. Distribution, larval growth, and metamorphosis of the eel Derichthys serpentinus. Copeia 1970(3): 444-452.

Castle, P.H.J. 1986. Derichthyidae, pp. 191-192. In: M.M. Smith & P.C. Heemstra (eds), Smiths' sea fishes. Springer-Verlag, Berlin, Germany.

Castonguay, L.D. & McCleave, J.D. 1987. Distribution of leptocephali of the oceanic species Derichthys serpentinus and Nessorhamphus ingolfianus (family Derichthyidae) in the western Sargasso Sea in relation to physical oceanography. Bulletin of Marine Science 41(1): 907-821.

Charter, S.R. 1996. Derichthyidae: longneck eels. In: H.G. Moser (ed.), The early stages of fishes in the California Current region, pp. 119-121. California Cooperative Oceanic Fisheries Investigations (CalCOFI).
Smith, D. & Clarke, T.A. 2010. Derichthys serpentinus. The IUCN Red List of Threatened Species 2010: e.T155093A4700478. . Downloaded on 18 September 2015.

Quick Facts

CAAB Code:37073003

Conservation:IUCN Least Concern

Habitat:Meso- to bathypelagic

Max Size:40 cm TL

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