HomeFish encyclopediaRay-finned fishesScorpionfishes and FlatheadsSearobinsCommon searobin Common searobin (Prionotus ruscarius) Scientific name: Prionotus ruscarius Gilbert & Starks, 1904 The Common searobin (Prionotus ruscarius) is a marine fish of the family Triglidae. Native range: Eastern Pacific, Gulf of California and Magdalena Bay, Baja California to Chile. Species factsScientific namePrionotus ruscariusFamilyTriglidae (Searobins)OrderScorpaeniformes (Scorpionfishes and Flatheads)ClassActinopterygii (Ray-finned fishes)Maximum length39.5Common length30.0EnvironmentMarine; demersalClimateTropicalDistributionEastern Pacific: Gulf of California and Magdalena Bay, Baja California to Chile.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmlessResilienceMedium, minimum population doubling time 1.4 - 4.4 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