HomeFreshwater aquarium fishTetras & characinsBlack prochilodus Black prochilodus (Prochilodus nigricans) Scientific name: Prochilodus nigricans Spix & Agassiz, 1829 The Black prochilodus (Prochilodus nigricans) is a freshwater fish of the family Prochilodontidae. Native range: South America, Amazon and Tocantins River basins. Reported from Argentina. Species factsScientific nameProchilodus nigricansFamilyProchilodontidae (Flannel-mouth characiforms)OrderCharaciformes (Characins)ClassActinopterygii (Ray-finned fishes)Maximum length37.0EnvironmentFreshwater; benthopelagic; potamodromousClimateTropicalDistributionSouth America: Amazon and Tocantins River basins. Reported from Argentina.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: commercial; aquaculture: commercial; aquarium: commercialResilienceMedium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.) More tetras & characinsSilver prochilodusSemaprochilodus taeniurusNannostomus marginatusSilver dollarMetynnis hypsauchenRedhook myleusMyloplus rubripinnisDarter characinCharacidium fasciatumRedflank bloodfinAphyocharax rathbuniSee all tetras & characins SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026