HomeFish encyclopediaRay-finned fishesCusk eelsCusk-eelsSleeper cusk-eel Sleeper cusk-eel (Otophidium dormitator) Scientific name: Otophidium dormitator B?hlke & Robins, 1959 The Sleeper cusk-eel (Otophidium dormitator) is a marine fish of the family Ophidiidae. Native range: Western Central Atlantic, southern Florida (USA) and the Bahamas to Yucatan, Mexico and the Lesser Antilles. BiologyRare species benthic from the shore to 15 m depth. Usually on coral sand near reefs. Oviparous, with oval pelagic eggs floating in a gelatinous mass.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameOtophidium dormitatorFamilyOphidiidae (Cusk-eels)OrderOphidiiformes (Cusk eels)ClassActinopterygii (Ray-finned fishes)Maximum length7.5Depth range0–15 m (0–49 ft)EnvironmentMarine; reef-associated; depth range 0 - 15 mClimateTropicalDistributionWestern Central Atlantic: southern Florida (USA) and the Bahamas to Yucatan, Mexico and the Lesser Antilles.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: of no interestResilienceHigh, minimum population doubling time less than 15 months (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