HomeFish encyclopediaRay-finned fishesPerch-like fishEelpoutsSnakehead eelpout Snakehead eelpout (Lycenchelys crotalinus) Scientific name: Lycenchelys crotalinus Gilbert, 1890 The Snakehead eelpout (Lycenchelys crotalinus) is a marine fish of the family Zoarcidae. Native range: Eastern Pacific, Bering Sea to northern Baja California, Mexico. Species factsScientific nameLycenchelys crotalinusFamilyZoarcidae (Eelpouts)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length42.2Depth range200–2816 m (656–9239 ft)EnvironmentMarine; bathydemersal; depth range 200 - 2816 m, usually 610 - ? mClimateDeep-waterDistributionEastern Pacific: Bering Sea to northern Baja California, Mexico.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceLow, minimum population doubling time 4.5 - 14 years (Preliminary K or Fecundity.) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026