HomeFreshwater aquarium fishCatfish & plecosFlatwhiskered catfish Flatwhiskered catfish (Pinirampus pirinampu) Scientific name: Pinirampus pirinampu Spix & Agassiz, 1829 The Flatwhiskered catfish (Pinirampus pirinampu) is a freshwater fish of the family Pimelodidae. In the aquarium it needs water at 22–28°C (72–82°F). Native range: South America, Amazon, Essequibo, Orinoco, and Paran? basins. Flatwhiskered catfish care at a glanceTemperature22–28°C (72–82°F) BiologyOccurs in schools. Feeds on benthic animals. Known from a temperatures ranging from 24-29 ?C, pH range of 5-9, and an alkalinity range of 42-142.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific namePinirampus pirinampuFamilyPimelodidae (Long-whiskered catfishes)OrderSiluriformes (Catfish)ClassActinopterygii (Ray-finned fishes)Maximum length120EnvironmentFreshwater;; pH range: 6.0 - 8.0; dH range: ? - 25 demersal; potamodromousClimateTropicalDistributionSouth America: Amazon, Essequibo, Orinoco, and Paran? basins.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: commercial; gamefish: yes; aquarium: public aquariumsResilienceLow, minimum population doubling time 4.5 - 14 years (Preliminary K or Fecundity.) More catfish & plecosPareutropius buffeiSynodontis brichardiBlotched upsidedown catfishSynodontis nigriventrisBronze corydorasCorydoras aeneusBloch's catfishPimelodus blochiiBlue panaqueBaryancistrus begginiSee all catfish & plecos SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026