HomeFreshwater aquarium fishCatfish & plecosPictus cat Pictus cat (Pimelodus pictus) Scientific name: Pimelodus pictus Steindachner, 1876 The Pictus cat (Pimelodus pictus) is a freshwater fish of the family Pimelodidae that grows to about 12 cm (4.7 in). It is easy to keep and aggressive and needs a tank of at least 210 L (55 US gal), water at 23–26°C (73–79°F) and a pH of 6.5–7.5. Native range: South America, Amazon and Orinoco River basins. Pictus cat care at a glanceCare levelEasyTemperamentAggressiveAdult size12 cm (4.7 in)Minimum tank210 L (55 US gal)Temperature23–26°C (73–79°F)pH6.5–7.5Hardness2–15 dGH (36–268 ppm)DietCarnivore. Accepts flakes, pellets, frozen foods and live foods. BiologyAquarium keeping: not recommended for home aquariums; minimum aquarium size 120 cm.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific namePimelodus pictusFamilyPimelodidae (Long-whiskered catfishes)OrderSiluriformes (Catfish)ClassActinopterygii (Ray-finned fishes)Maximum length11.0EnvironmentFreshwater;; pH range: 6.0 - 8.0; dH range: 5 - 19 benthopelagicClimateTropicalDistributionSouth America: Amazon and Orinoco River basins.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesAquarium: commercialResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) More catfish & plecosCorydoras agassiziiHognosed brochisBrochis multiradiatusPimelodus ornatusMystus leucophasisSiamese algae-eaterGyrinocheilus aymonieriLeopard plecoPterygoplichthys gibbicepsSee all catfish & plecos SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0. Aquarium care parameters compiled, checked and converted to metric and imperial units by Guppies.za.net.Last updated 28 September 2026