HomeFish encyclopediaRay-finned fishesPerch-like fishWrymouthsGiant wrymouth Giant wrymouth (Cryptacanthodes giganteus) Scientific name: Cryptacanthodes giganteus Kittlitz, 1858 The Giant wrymouth (Cryptacanthodes giganteus) is a marine fish of the family Cryptacanthodidae. Native range: Northeast Pacific, southeast Bering Sea to northern California, USA. BiologyDorsal spines (total): 72 - 77; Dorsal soft rays (total): 0; Anal spines: 2; Anal soft rays: 43 - 49. Pale brown in color, with touches of yellow or violet.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameCryptacanthodes giganteusFamilyCryptacanthodidae (Wrymouths)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length117Depth range6–128 m (20–420 ft)EnvironmentMarine; demersal; depth range 6 - 128 mClimateTemperateDistributionNortheast Pacific: southeast Bering Sea to northern California, USA.Conservation status (IUCN)Not EvaluatedThreat to humansHarmless SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026