HomeMarine aquarium fishOther marine fishQuillback rockfish Quillback rockfish (Sebastes maliger) Scientific name: Sebastes maliger Jordan & Gilbert, 1880 The Quillback rockfish (Sebastes maliger) is a marine fish of the family Sebastidae. Native range: Eastern Pacific, Prince William Sound, Gulf of Alaska to Point Sur, central California, USA. BiologyInhabit rocky bottoms and reefs, usually solitary on the bottom or hovering just above the bottom, but never far from cover. Viviparous. Marketed as fillets.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameSebastes maligerFamilySebastidae (Rockfishes, rockcods and thornyheads)OrderScorpaeniformes (Scorpionfishes and Flatheads)ClassActinopterygii (Ray-finned fishes)Maximum length61.0Depth range0–274 m (0–899 ft)EnvironmentMarine; demersal; depth range 0 - 274 m, usually 0 - 92 mClimateTemperateDistributionEastern Pacific: Prince William Sound, Gulf of Alaska to Point Sur, central California, USA.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: commercial; gamefish: yes; aquarium: public aquariumsResilienceLow, minimum population doubling time 4.5 - 14 years (tm=7; tmax=95) More other marine fishBlack rockfishSebastes melanopsVermilion rockfishSebastes miniatusBlue rockfishSebastes mystinusChina rockfishSebastes nebulosusTiger rockfishSebastes nigrocinctusBocaccio rockfishSebastes paucispinisSee 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