HomeFish encyclopediaRay-finned fishesScorpionfishes and FlatheadsSculpinsKelp sculpin Kelp sculpin (Sigmistes caulias) Scientific name: Sigmistes caulias Rutter, 1898 The Kelp sculpin (Sigmistes caulias) is a marine fish of the family Cottidae. Native range: North Pacific, Aleutian Islands, Alaska. Species factsScientific nameSigmistes cauliasFamilyCottidae (Sculpins)OrderScorpaeniformes (Scorpionfishes and Flatheads)ClassActinopterygii (Ray-finned fishes)EnvironmentMarine; demersalClimateTemperateDistributionNorth Pacific: Aleutian Islands, Alaska.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceHigh, 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