HomeFreshwater aquarium fishBarbs, danios & rasborasChinese barb Chinese barb (Puntius semifasciolatus) Scientific name: Puntius semifasciolatus G?nther, 1868 The Chinese barb (Puntius semifasciolatus) is a freshwater fish of the family Cyprinidae that grows to about 7.5 cm (3 in). It is aggressive, suits community aquariums and needs water at 18–24°C (64–75°F) and a pH of 6.0–8.0. Native range: Asia, Red River basin, southwestern China, including Hainan. Chinese barb care at a glanceTemperamentAggressiveCommunity tankGoodAdult size7.5 cm (3 in)Temperature18–24°C (64–75°F)pH6.0–8.0Hardness5–19 dGH (89–339 ppm)DietOmnivore. Accepts flakes and live foods. BiologyBody with 4-7 narrow bars, more or less complete or dissociated into series of spots; complete lateral line; last simple dorsal ray serrated posteriorly; yellowish in color.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific namePuntius semifasciolatusFamilyCyprinidae (Minnows or carps)OrderCypriniformes (Carps)ClassActinopterygii (Ray-finned fishes)Maximum length7.0Common length3.5Depth range0–5 m (0–16 ft)EnvironmentFreshwater;; pH range: 6.0 - 8.0; dH range: 5 - 19 benthopelagic; depth range 0 - 5 mClimateSubtropicalDistributionAsia: Red River basin, southwestern China, including Hainan. Widely transported around the world.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesAquarium: highly commercialResilienceHigh, minimum population doubling time less than 15 months (tm More barbs, danios & rasborasZebra danioDanio rerioWhite cloud mountain minnowTanichthys albonubesTinfoil barbBarbonymus schwanenfeldiiTiger barbPuntius tetrazonaThree-lined rasboraRasbora trilineataTicto barbPuntius tictoSee 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