HomeFish encyclopediaRay-finned fishesCarpsMinnows or carpsLuambwa barb Luambwa barb (Barbus cercops) Scientific name: Barbus cercops Whitehead, 1960 The Luambwa barb (Barbus cercops) is a freshwater fish of the family Cyprinidae. Native range: Africa, only known from rivers of Nyanza Province in Kenya. Reported from Rwanda. BiologyDorsal soft rays (total): 9; Anal soft rays: 6 - 7. Last unbranched ray of dorsal fin more or less flexible and without posterior denticulation; anterior barbel ending after half the eye, while posterior barbel ends after posterior side of the eye. Brown-silver or silver colored; fins not colored or light creamy; 3 little black spots on the flanks, the first between operculum and dorsal-fin origin, the second under dorsal fin and the third just before caudal fin.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameBarbus cercopsFamilyCyprinidae (Minnows or carps)OrderCypriniformes (Carps)ClassActinopterygii (Ray-finned fishes)Maximum length7.0EnvironmentFreshwater; benthopelagicClimateTropicalDistributionAfrica: only known from rivers of Nyanza Province in Kenya. Reported from Rwanda.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