HomeFish encyclopediaRay-finned fishesCarpsMinnows or carpsChinese minnow Chinese minnow (Rhynchocypris oxycephalus) Scientific name: Rhynchocypris oxycephalus Sauvage & Dabry de Thiersant, 1874 The Chinese minnow (Rhynchocypris oxycephalus) is a freshwater fish of the family Cyprinidae. In the aquarium it needs water at 10–20°C (50–68°F). Chinese minnow care at a glanceTemperature10–20°C (50–68°F) BiologyDorsal spines (total): 3; Dorsal soft rays (total): 7-8; Anal spines: 3; Anal soft rays: 7Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameRhynchocypris oxycephalusFamilyCyprinidae (Minnows or carps)OrderCypriniformes (Carps)ClassActinopterygii (Ray-finned fishes)Maximum length17.2EnvironmentFreshwater; demersalClimateTemperateDistributionEurope and Asia: rivers of Pacific basin from Amur southward to Yangtze drainages; in Korea in Yellow Sea basin; southern Japan (Honshu, Kyushu, Shikoku); in Amur, middle reaches of Amur and Bureya River system downstream to lower reaches, Ussuri River but not present in Khanka Lake basin.Conservation status (IUCN)Not EvaluatedThreat 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