HomeFish encyclopediaRay-finned fishesScorpionfishes and FlatheadsRockfishes, rockcods and thornyheadsKelp rockfish Kelp rockfish (Sebastes atrovirens) Scientific name: Sebastes atrovirens Jordan & Gilbert, 1880 The Kelp rockfish (Sebastes atrovirens) is a marine fish of the family Sebastidae. Native range: Eastern Pacific, Timber Cove, Sonoma County in central California, USA to central Baja California, Mexico. BiologyDorsal spines (total): 13; Dorsal soft rays (total): 13-15; Anal spines: 3; Anal soft rays: 6 - 7; Vertebrae: 26. Branchiostegal rays: 7.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameSebastes atrovirensFamilySebastidae (Rockfishes, rockcods and thornyheads)OrderScorpaeniformes (Scorpionfishes and Flatheads)ClassActinopterygii (Ray-finned fishes)Maximum length42.0Depth range46 m (151 ft)EnvironmentMarine; demersal; depth range ? - 46 m, usually 9 - 12 mClimateSubtropicalDistributionEastern Pacific: Timber Cove, Sonoma County in central California, USA to central Baja California, Mexico.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceLow, minimum population doubling time 4.5 - 14 years (tmax=25; tm=4;) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026