HomeFish encyclopediaRay-finned fishesEels and MoraysConger and garden eelsLarge-eye conger Large-eye conger (Ariosoma marginatum) Scientific name: Ariosoma marginatum Vaillant & Sauvage, 1875 The Large-eye conger (Ariosoma marginatum) is a marine fish of the family Congridae. Native range: Eastern Central Pacific, Hawaii. Northwestern Pacific: Ladd Seamount. BiologySand-dwelling in the shallows to 490 m and can be seen at night with head protruding obliquely from the sand. Benthic.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameAriosoma marginatumFamilyCongridae (Conger and garden eels)OrderAnguilliformes (Eels and Morays)ClassActinopterygii (Ray-finned fishes)Maximum length38.0Depth range2–490 m (7–1608 ft)EnvironmentMarine; demersal; depth range 2 - 490 mClimateTropicalDistributionEastern Central Pacific: Hawaii. Northwestern Pacific: Ladd Seamount.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