HomeFish encyclopediaRay-finned fishesCatfishSea catfishesAfrican sea catfish African sea catfish (Arius africanus) Scientific name: Arius africanus G?nther, 1867 The African sea catfish (Arius africanus) is a freshwater fish of the family Ariidae. Native range: Africa, Pangani River, Tanzania and estuaries of Madagascar. BiologyArius africanus is a coastal species, mostly found in freshwater. It inhabits also estuaries. Feeds mainly on invertebrates and small fishes.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameArius africanusFamilyAriidae (Sea catfishes)OrderSiluriformes (Catfish)ClassActinopterygii (Ray-finned fishes)Maximum length45.0EnvironmentFreshwater; brackish; benthopelagicClimateTropicalDistributionAfrica: Pangani River, Tanzania and estuaries of Madagascar.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