HomeFish encyclopediaRay-finned fishesScorpionfishes and FlatheadsRockfishes, rockcods and thornyheadsMexican rockfish Mexican rockfish (Sebastes macdonaldi) Scientific name: Sebastes macdonaldi Eigenmann & Beeson, 1893 The Mexican rockfish (Sebastes macdonaldi) is a marine fish of the family Sebastidae. Native range: Eastern Central Pacific, California, USA to southern Baja California, Mexico and the Gulf of California (between 28?58'N and 26?59'N). BiologyDorsal spines (total): 12 - 14; Dorsal soft rays (total): 12-14; Anal spines: 3; Anal soft rays: 7 - 8; Vertebrae: 26. Branchiostegal rays: 7.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameSebastes macdonaldiFamilySebastidae (Rockfishes, rockcods and thornyheads)OrderScorpaeniformes (Scorpionfishes and Flatheads)ClassActinopterygii (Ray-finned fishes)Maximum length66.0Depth range91–350 m (299–1148 ft)EnvironmentMarine; demersal; depth range 91 - 350 mClimateSubtropicalDistributionEastern Central Pacific: California, USA to southern Baja California, Mexico and the Gulf of California (between 28?58'N and 26?59'N).Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: commercial; gamefish: yesResilienceVery Low, minimum population doubling time more than 14 years (Preliminary K or Fecundity.) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026