HomeFish encyclopediaRay-finned fishesCatfishLong-whiskered catfishesCoroat? Coroat? (Platynematichthys notatus) Scientific name: Platynematichthys notatus Jardine, 1841 The Coroat? (Platynematichthys notatus) is a freshwater fish of the family Pimelodidae. Native range: South America, Amazon and Orinoco River basins. Species factsScientific namePlatynematichthys notatusFamilyPimelodidae (Long-whiskered catfishes)OrderSiluriformes (Catfish)ClassActinopterygii (Ray-finned fishes)Maximum length80.0EnvironmentFreshwater; demersalClimateTropicalDistributionSouth America: Amazon and Orinoco River basins.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: 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