HomeFreshwater aquarium fishCatfish & plecosTalking catfish Talking catfish (Acanthodoras spinosissimus) Scientific name: Acanthodoras spinosissimus Eigenmann & Eigenmann, 1888 The Talking catfish (Acanthodoras spinosissimus) is a freshwater fish of the family Doradidae. Native range: South America, Amazon and Essequibo River basins. Species factsScientific nameAcanthodoras spinosissimusFamilyDoradidae (Thorny catfishes)OrderSiluriformes (Catfish)ClassActinopterygii (Ray-finned fishes)Maximum length13.7EnvironmentFreshwater; demersalClimateTropicalDistributionSouth America: Amazon and Essequibo River basins.Conservation status (IUCN)Not EvaluatedThreat to humansVenomousUsesFisheries: of no interest; aquarium: commercialResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) More catfish & plecosWhitebarred catfishAgamyxis pectinifronsRaphael catfishPlatydoras costatusGuitarritaBunocephalus coracoideusSpotted corydorasCorydoras ambiacusSkunk corydorasCorydoras arcuatusPink corydorasCorydoras axelrodiSee 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