HomeFish encyclopediaRay-finned fishesPerch-like fishJacks and pompanosSmallmouth scad Smallmouth scad (Alepes apercna) Scientific name: Alepes apercna Grant, 1987 The Smallmouth scad (Alepes apercna) is a marine fish of the family Carangidae. Native range: Western Central Pacific, endemic to northern Australia, from Exmouth Gulf, Western Australia to Wide Bay, Queensland. BiologyOccurs in inshore waters of the continental shelf.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameAlepes apercnaFamilyCarangidae (Jacks and pompanos)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length29.5EnvironmentMarine; demersalClimateTropicalDistributionWestern Central Pacific: endemic to northern Australia, from Exmouth Gulf, Western Australia to Wide Bay, Queensland.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: commercialResilienceHigh, minimum population doubling time less than 15 months (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