HomeFreshwater aquarium fishBarbs, danios & rasborasDanio erythromicron Danio erythromicron Scientific name: Danio erythromicron Annandale, 1918 Danio erythromicron is a freshwater fish of the family Cyprinidae that grows to about 2 cm (0.8 in). In the aquarium it needs a tank of at least 40 L (11 US gal), water at 20–24°C (68–75°F) and a pH of 7.0–8.0. Native range: Asia, Myanmar, the watershed in Shan state. Danio erythromicron care at a glanceCommunity tankNot suitableAdult size2 cm (0.8 in)Minimum tank40 L (11 US gal)Temperature20–24°C (68–75°F)pH7.0–8.0Hardness10–25 dGH (178–446 ppm)DietOmnivore. Accepts flakes, freeze-dried foods, live foods and bloodworms. Species factsScientific nameDanio erythromicronFamilyCyprinidae (Minnows or carps)OrderCypriniformes (Carps)ClassActinopterygii (Ray-finned fishes)Maximum length2.0EnvironmentFreshwater;; pH range: ? - 7.0; dH range: 10 - 25 benthopelagicClimateTropicalDistributionAsia: Myanmar.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) More barbs, danios & rasborasBoraras brigittaeLambchop rasboraTrigonostigma espeiGoldfishCarassius auratus auratusHypsibarbus wetmoreiLong snouted barbPuntius dorsalisZebra danioDanio rerioSee all barbs, danios & rasboras 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