HomeMarine aquarium fishOther marine fishRoughback sculpin Roughback sculpin (Chitonotus pugetensis) Scientific name: Chitonotus pugetensis Steindachner, 1876 The Roughback sculpin (Chitonotus pugetensis) is a marine fish of the family Cottidae. BiologyDorsal spines (total): 10 - 11; Dorsal soft rays (total): 14-17; Anal spines: 0; Anal soft rays: 14 - 17. Caudal fin large, barely rounded. Pelvic fins small.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameChitonotus pugetensisFamilyCottidae (Sculpins)OrderScorpaeniformes (Scorpionfishes and Flatheads)ClassActinopterygii (Ray-finned fishes)Maximum length23.0Depth range142 m (466 ft)EnvironmentMarine; demersal; depth range ? - 142 m, usually ? - 73 mClimateSubtropicalDistributionEastern Pacific: Trail Island, Wark Channel, northern British Columbia to Bahia Santa Maria, southern Baja California, Mexico. Probably occurring in southeastern Alaska.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesAquarium: public aquariumsResilienceMedium, minimum population doubling time 1.4 - 4.4 years (Fec=5,700) More other marine fishScalyhead sculpinArtedius harringtoniPadded sculpinArtedius fenestralisWhitespotted greenlingHexagrammos stelleriRock greenlingHexagrammos lagocephalusKelp greenlingHexagrammos decagrammusSkilfishErilepis zoniferSee all other marine fish SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026