HomeFish encyclopediaRay-finned fishesCatfishArmored catfishesBearded catfish Bearded catfish (Pseudancistrus barbatus) Scientific name: Pseudancistrus barbatus Valenciennes, 1840 The Bearded catfish (Pseudancistrus barbatus) is a freshwater fish of the family Loricariidae. Native range: South America, Oyapock, Mana, Maroni, Suriname, Corantijn and Essequibo River basins. BiologyOccurs in rapids where it lives in the rocky anfractuosities in the strong current zones. The length of the male snout bristles might be related with the hierarchic level of the individual within the population. Fished by harpoons or bows in the shallow zones.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific namePseudancistrus barbatusFamilyLoricariidae (Armored catfishes)OrderSiluriformes (Catfish)ClassActinopterygii (Ray-finned fishes)Maximum length20.0EnvironmentFreshwater; demersalClimateTropicalDistributionSouth America: Oyapock, Mana, Maroni, Suriname, Corantijn and Essequibo River basins.Conservation status (IUCN)Not EvaluatedThreat to humansHarmless SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026