HomeFish encyclopediaRay-finned fishesPerch-like fishJacks and pompanosFortune jack Fortune jack (Seriola peruana) Scientific name: Seriola peruana Steindachner, 1881 The Fortune jack (Seriola peruana) is a marine fish of the family Carangidae. Native range: Eastern Pacific, Mexico to Ecuador and the Galapagos Islands. BiologyBody slender, elongate, and little compressed; supra-maxillary moderately wide, its posterior end reaching the center of the eye; lower branch of first gill arch with 21 to 23 gill rakers in individuals more than 20cm long; anterior lobe of second dorsal fin moderately deep; lateral line without scutes; caudal peduncle with dorsal and ventral fossae; back violet brown to bluish green; flanks and belly pale; pectoral and caudal fins yellowish; pelvic fins white; dorsal and anal fins mostly dark.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameSeriola peruanaFamilyCarangidae (Jacks and pompanos)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length57.0Common length40.0EnvironmentMarine; benthopelagicClimateTropicalDistributionEastern Pacific: Mexico to Ecuador and the Galapagos Islands.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmlessUsesFisheries: minor commercial; gamefish: yesResilienceMedium, 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