HomeFreshwater aquarium fishCatfish & plecosBristlemouth catfish Bristlemouth catfish (Peckoltia multispinis) Scientific name: Peckoltia multispinis Holly, 1929 Photo: https://www.planetcatfish.com/common/image.php?species=peckoltia_multispinis&image_id=5081 The Bristlemouth catfish (Peckoltia multispinis) is a freshwater fish of the family Loricariidae. Native range: South America, probably lower Amazon River basin. Species factsScientific namePeckoltia multispinisFamilyLoricariidae (Armored catfishes)OrderSiluriformes (Catfish)ClassActinopterygii (Ray-finned fishes)Maximum length14.8EnvironmentFreshwater; demersalClimateTropicalDistributionSouth America: probably lower Amazon River basin.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: of no interest; aquarium: commercial More catfish & plecosRoyal panaquePanaque nigrolineatusBlue-eye panaquePanaque suttonorumLeopard plecoPterygoplichthys gibbicepsFlagtail catfishDianema urostriatumPorthole catfishDianema longibarbisXingu corydorasCorydoras xinguensisSee 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