HomeFreshwater aquarium fishBarbs, danios & rasborasDwarf danio Dwarf danio (Danio nigrofasciatus) Scientific name: Danio nigrofasciatus Day, 1870 The Dwarf danio (Danio nigrofasciatus) is a freshwater fish of the family Cyprinidae. In the aquarium it needs water at 24–28°C (75–82°F). Native range: Asia, northern Myanmar. Dwarf danio care at a glanceTemperature24–28°C (75–82°F) Species factsScientific nameDanio nigrofasciatusFamilyCyprinidae (Minnows or carps)OrderCypriniformes (Carps)ClassActinopterygii (Ray-finned fishes)Maximum length3.7EnvironmentFreshwater;; pH range: 6.5 - 7.0; dH range: 5 - 12 benthopelagicClimateTropicalDistributionAsia: northern Myanmar.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: of no interest; aquarium: commercialResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) More barbs, danios & rasborasGoldfinned barbPuntius sachsiiTwospot rasboraRasbora elegansGlowlight rasboraTrigonostigma hengeliLeast rasboraBoraras urophthalmoidesCoppernose barbRaiamas christyiLong snouted barbPuntius dorsalisSee all barbs, danios & rasboras SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026