HomeFish encyclopediaRay-finned fishesCharacinsCharacinsLobetoothed piranha Lobetoothed piranha (Pygopristis denticulata) Scientific name: Pygopristis denticulata Cuvier, 1819 The Lobetoothed piranha (Pygopristis denticulata) is a freshwater fish of the family Characidae. Native range: South America, Orinoco River basin, north and eastern Guiana Shield rivers; tributaries of the lower Amazon River. BiologyRare. Possesses powerful dentition that can cause serious bites.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific namePygopristis denticulataFamilyCharacidae (Characins)OrderCharaciformes (Characins)ClassActinopterygii (Ray-finned fishes)Maximum length20.0EnvironmentFreshwater; benthopelagicClimateTropicalDistributionSouth America: Orinoco River basin, north and eastern Guiana Shield rivers; tributaries of the lower Amazon River.Conservation status (IUCN)Not EvaluatedThreat to humansTraumatogenicUsesFisheries: commercialResilienceHigh, minimum population doubling time less than 15 months (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