HomeFish encyclopediaRay-finned fishesCatfishSea catfishesBlackfin sea catfish Blackfin sea catfish (Arius jella) Scientific name: Arius jella Day, 1877 The Blackfin sea catfish (Arius jella) is a brackish-water fish of the family Ariidae. Native range: Indian Ocean, India. BiologyFound mostly in coastal marine waters, estuaries, and tidal rivers. Feeds mainly on invertebrates. Caught with stake traps, shore seines, set bagnets and on hook and line. Sold mostly fresh in markets.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameArius jellaFamilyAriidae (Sea catfishes)OrderSiluriformes (Catfish)ClassActinopterygii (Ray-finned fishes)Maximum length30.0EnvironmentMarine; brackish; demersal; amphidromousClimateTropicalDistributionIndian Ocean: India.Conservation status (IUCN)Not EvaluatedThreat to humansTraumatogenicUsesFisheries: commercialResilienceMedium, 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