HomeFish encyclopediaRay-finned fishesSmeltsSlickheadsBigeye smooth-head Bigeye smooth-head (Bajacalifornia megalops) Scientific name: Bajacalifornia megalops L?tken, 1898 The Bigeye smooth-head (Bajacalifornia megalops) is a marine fish of the family Alepocephalidae. BiologyMesopelagic to benthopelagic. Adults usually in 820-1,425 m.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameBajacalifornia megalopsFamilyAlepocephalidae (Slickheads)OrderOsmeriformes (Smelts)ClassActinopterygii (Ray-finned fishes)Maximum length40.0Depth range150–3200 m (492–10499 ft)EnvironmentMarine; bathypelagic; depth range 150 - 3200 m, usually 800 - 1400 mClimateDeep-waterDistributionEastern Atlantic: southern Greenland and Iceland to Azores and 22?S. Western Atlantic: 40?N to the equator. Northwest Atlantic: Canada. Southeast Pacific: Chile. Indian Ocean.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: of no interestResilienceLow, 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