HomeFish encyclopediaRay-finned fishesCarpsMinnows or carpsDash-dot barb Dash-dot barb (Barbus atkinsoni) Scientific name: Barbus atkinsoni Bailey, 1969 The Dash-dot barb (Barbus atkinsoni) is a freshwater fish of the family Cyprinidae. Native range: Africa, Rufiji system and Ruaha tributary. Also reported from the Middle and Lower Zambezi system. Species factsScientific nameBarbus atkinsoniFamilyCyprinidae (Minnows or carps)OrderCypriniformes (Carps)ClassActinopterygii (Ray-finned fishes)Maximum length3.2EnvironmentFreshwater; benthopelagicClimateTropicalDistributionAfrica: Rufiji system and Ruaha tributary. Also reported from the Middle and Lower Zambezi system.Conservation status (IUCN)Least Concern (LC)Threat 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