HomeFish encyclopediaRay-finned fishesPerch-like fishSea basses: groupers and fairy bassletsPeruvian rock seabass Peruvian rock seabass (Paralabrax humeralis) Scientific name: Paralabrax humeralis Valenciennes, 1828 The Peruvian rock seabass (Paralabrax humeralis) is a marine fish of the family Serranidae. BiologyOccurs in schools. Known from a temperature range of 14-16 ?C. Also caught with trammel nets. An appreciated food fish in Peru.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameParalabrax humeralisFamilySerranidae (Sea basses: groupers and fairy basslets)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length54.5Depth range60–180 m (197–591 ft)EnvironmentMarine; benthopelagic; depth range 60 - 180 mClimateTropicalDistributionEastern Pacific: Colombia to extreme south of Chile, to Juan Fern?ndez Islands (Chile). Also from Costa Rica. Records from Baja California, Mexico and the Galapagos Islands are doubtful.Conservation status (IUCN)Data deficient (DD)Threat to humansHarmlessUsesFisheries: commercialResilienceMedium, minimum population doubling time 1.4 - 4.4 years (tm=2) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026