HomeFish encyclopediaRay-finned fishesCatfishClaroteid catfishesKukumai Kukumai (Bathybagrus grandis) Scientific name: Bathybagrus grandis Boulenger, 1917 The Kukumai (Bathybagrus grandis) is a freshwater fish of the family Claroteidae. Native range: Africa, Lake Tanganyika. BiologyInhabits muddy bottoms with preference for depths 100 to 140 m. Feeds mainly on fish. Oviparous. Both male and female guard the eggs. An important food fishSource: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameBathybagrus grandisFamilyClaroteidae (Claroteid catfishes)OrderSiluriformes (Catfish)ClassActinopterygii (Ray-finned fishes)Maximum length63.0EnvironmentFreshwater; demersal, usually 100 - 140 mClimateTropicalDistributionAfrica: Lake Tanganyika.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmlessUsesFisheries: minor commercialResilienceMedium, minimum population doubling time 1.4 - 4.4 years (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