HomeFish encyclopediaRay-finned fishesCatfishNorth American freshwater catfishesBlack madtom Black madtom (Noturus funebris) Scientific name: Noturus funebris Gilbert & Swain, 1891 The Black madtom (Noturus funebris) is a freshwater fish of the family Ictaluridae. Native range: North America, Gulf Slope drainages from Enconfina Creek in Florida, USA to Pearl River in Mississippi and Louisiana, USA. BiologyInhabits near vegetation in moderate to fast clear water over gravel and sand in permanent springs, creeks and small rivers.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameNoturus funebrisFamilyIctaluridae (North American freshwater catfishes)OrderSiluriformes (Catfish)ClassActinopterygii (Ray-finned fishes)Maximum length15.0Common length7.9EnvironmentFreshwater; demersalClimateTemperateDistributionNorth America: Gulf Slope drainages from Enconfina Creek in Florida, USA to Pearl River in Mississippi and Louisiana, USA.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceHigh, minimum population doubling time less than 15 months (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