HomeFreshwater aquarium fishBarbs, danios & rasborasCoppernose barb Coppernose barb (Raiamas christyi) Scientific name: Raiamas christyi Boulenger, 1920 The Coppernose barb (Raiamas christyi) is a freshwater fish of the family Cyprinidae that grows to about 17.5 cm (6.9 in). It is easy to keep and aggressive, needs carefully chosen tank mates and needs a tank of at least 115 L (30 US gal), water at 22–26°C (72–79°F) and a pH of 6.5–7.0. Native range: Africa, Congo River system. Coppernose barb care at a glanceCare levelEasyTemperamentAggressiveCommunity tankWith cautionAdult size17.5 cm (6.9 in)Minimum tank115 L (30 US gal)Temperature22–26°C (72–79°F)pH6.5–7.0Hardness5–10 dGH (89–178 ppm)DietOmnivore. Accepts flakes, frozen foods and live foods. Species factsScientific nameRaiamas christyiFamilyCyprinidae (Minnows or carps)OrderCypriniformes (Carps)ClassActinopterygii (Ray-finned fishes)Maximum length17.7EnvironmentFreshwater;; pH range: 6.5 - 7.0; dH range: 5 - 10 benthopelagicClimateTropicalDistributionAfrica: Congo River system.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmlessUsesFisheries:; aquarium: commercialResilienceMedium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.) More barbs, danios & rasborasGoldfinned barbPuntius sachsiiTwospot rasboraRasbora elegansGlowlight rasboraTrigonostigma hengeliHarlequin rasboraTrigonostigma heteromorphaDwarf rasboraBoraras maculatusLeast rasboraBoraras urophthalmoidesSee all barbs, danios & rasboras Can it live with...?Coppernose barb and Arulius barbCoppernose barb and Blackline rasboraCoppernose barb and Brilliant rasboraCoppernose barb and Clown barbCoppernose barb and Clown rasboraCoppernose barb and Dwarf rasboraCoppernose barb and Giant danioCoppernose barb and Greater scissortailCoppernose barb and Harlequin rasboraCoppernose barb and Pearl danioCoppernose barb and Striped barb SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0. Aquarium care parameters compiled, checked and converted to metric and imperial units by Guppies.za.net.Last updated 28 September 2026