HomeFish encyclopediaRay-finned fishesCatfishSpiny dwarf catfishesPantanal dwarf catfish Pantanal dwarf catfish (Scoloplax empousa) Scientific name: Scoloplax empousa Schaefer, Weitzman & Britski, 1989 The Pantanal dwarf catfish (Scoloplax empousa) is a freshwater fish of the family Scoloplacidae. Native range: South America, Amazon and Paraguay/Paran? River basins. BiologyDorsal soft rays: 4; Anal soft rays: 6. Paired bilateral barbels.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameScoloplax empousaFamilyScoloplacidae (Spiny dwarf catfishes)OrderSiluriformes (Catfish)ClassActinopterygii (Ray-finned fishes)Maximum length2.0EnvironmentFreshwater; demersalClimateTropicalDistributionSouth America: Amazon and Paraguay/Paran? River basins.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: of no interest SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026