HomeFish encyclopediaRay-finned fishesEels and MoraysMoray eelsKidako moray Kidako moray (Gymnothorax kidako) Scientific name: Gymnothorax kidako Temminck & Schlegel, 1846 The Kidako moray (Gymnothorax kidako) is a marine fish of the family Muraenidae. Native range: Western Central Pacific, endemic, from Japan, Taiwan, Ogasawara Islands, Hawaii and the Society Islands. BiologyBenthic. Occurs in crevices in shallow reefs. Often snatches game from divers. Used as food fish in some districts in Japan.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameGymnothorax kidakoFamilyMuraenidae (Moray eels)OrderAnguilliformes (Eels and Morays)ClassActinopterygii (Ray-finned fishes)Maximum length91.5Depth range2–350 m (7–1148 ft)EnvironmentMarine; reef-associated; depth range 2 - 350 mClimateTropicalDistributionWestern Central Pacific: endemic, from Japan, Taiwan, Ogasawara Islands, Hawaii and the Society Islands.Conservation status (IUCN)Not EvaluatedThreat to humansTraumatogenicUsesFisheries: minor commercial SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026