HomeFish encyclopediaRay-finned fishesScorpionfishes and FlatheadsRockfishes, rockcods and thornyheadsGrass rockfish Grass rockfish (Sebastes rastrelliger) Scientific name: Sebastes rastrelliger Jordan & Gilbert, 1880 The Grass rockfish (Sebastes rastrelliger) is a marine fish of the family Sebastidae. Native range: Eastern Pacific, Yaquina Bay in Oregon, USA to Baja California, Mexico. BiologyDorsal spines (total): 13; Dorsal soft rays (total): 12-14; Anal spines: 3; Anal soft rays: 6; Vertebrae: 26. Branchiostegal rays: 7.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameSebastes rastrelligerFamilySebastidae (Rockfishes, rockcods and thornyheads)OrderScorpaeniformes (Scorpionfishes and Flatheads)ClassActinopterygii (Ray-finned fishes)Maximum length56.0Depth range46 m (151 ft)EnvironmentMarine; demersal; depth range ? - 46 m, usually ? - 15 mClimateSubtropicalDistributionEastern Pacific: Yaquina Bay in Oregon, USA to Baja California, Mexico.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceLow, minimum population doubling time 4.5 - 14 years (tmax=23; tm=3.5) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026