HomeFish encyclopediaRay-finned fishesSawbelliesSlimeheadsHawaiian luminous roughy Hawaiian luminous roughy (Aulotrachichthys heptalepis) Scientific name: Aulotrachichthys heptalepis Gon, 1984 The Hawaiian luminous roughy (Aulotrachichthys heptalepis) is a marine fish of the family Trachichthyidae. Native range: Eastern Central Pacific, about 100 mi south of Niihau, Kauai Island, Hawaiian Islands, USA. Species factsScientific nameAulotrachichthys heptalepisFamilyTrachichthyidae (Slimeheads)OrderBeryciformes (Sawbellies)ClassActinopterygii (Ray-finned fishes)Maximum length6.7Depth range50–100 m (164–328 ft)EnvironmentMarine; benthopelagic; depth range 50 - 100 mClimateTropicalDistributionEastern Central Pacific: about 100 mi south of Niihau, Kauai Island, Hawaiian Islands, USA.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceMedium, minimum population doubling time 1.4 - 4.4 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