HomeFish encyclopediaRay-finned fishesScorpionfishes and FlatheadsSculpinsGreat sculpin Great sculpin (Myoxocephalus polyacanthocephalus) Scientific name: Myoxocephalus polyacanthocephalus Pallas, 1814 The Great sculpin (Myoxocephalus polyacanthocephalus) is a marine fish of the family Cottidae. Native range: North Pacific, Hokkaido, Japan and Kamchatka, Russia through the Aleutian Islands to the Bering Sea coast of Alaska and Puget Sound, Washington, USA. BiologyOccurs in the intertidal area and to 244 m depth, on sand and mud bottoms. Feeds on small fishes. Often caught near shore.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameMyoxocephalus polyacanthocephalusFamilyCottidae (Sculpins)OrderScorpaeniformes (Scorpionfishes and Flatheads)ClassActinopterygii (Ray-finned fishes)Maximum length80.0Depth range0–775 m (0–2543 ft)EnvironmentMarine; demersal; amphidromous; depth range 0 - 775 mClimateTemperateDistributionNorth Pacific: Hokkaido, Japan and Kamchatka, Russia through the Aleutian Islands to the Bering Sea coast of Alaska and Puget Sound, Washington, USA.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: commercialResilienceLow, minimum population doubling time 4.5 - 14 years (tm=6-8; tmax=9-13; K=0.08-0.21; Fec=2,00-10,000) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026