HomeFish encyclopediaRay-finned fishesCarpsMinnows or carpsBlackback barb Blackback barb (Barbus barnardi) Scientific name: Barbus barnardi Jubb, 1965 The Blackback barb (Barbus barnardi) is a freshwater fish of the family Cyprinidae. Native range: Africa, Okavango region of the Upper Zambezi River system, Kafue River and Angola. Also known from the Cunene and Zambian Congo systems. BiologyDorsal spines (total): 3; Dorsal soft rays (total): 7-8; Anal spines: 3; Anal soft rays: 5 - 6. Barbels extremely short; anterior barbel sometimes absent or minute when present; posterior barbels up to less than half eye diameter; mouth small and terminal. Males have conical tubercles on the snout.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameBarbus barnardiFamilyCyprinidae (Minnows or carps)OrderCypriniformes (Carps)ClassActinopterygii (Ray-finned fishes)Maximum length7.0EnvironmentFreshwater; benthopelagicClimateTropicalDistributionAfrica: Okavango region of the Upper Zambezi River system, Kafue River and Angola. Also known from the Cunene and Zambian Congo systems.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmlessUsesAquarium: commercialResilienceHigh, 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