HomeFish encyclopediaRay-finned fishesCarpsMinnows or carpsDon gudgeon Don gudgeon (Gobio brevicirris) Scientific name: Gobio brevicirris Fowler, 1976 The Don gudgeon (Gobio brevicirris) is a freshwater fish of the family Cyprinidae. Native range: Europe, River Don in Russia and Ukraine. BiologyDiffers from other congeners in Black and Caspian Sea basins by the possession of the following characters: barbel reaching to anterior eye margin; breast naked between pectorals; snout length greater than postorbital distance; head length 23-28 % SL; head depth at nape 14-15% SL, at eye 45-54% HL; body depth 18-22% SL; head width 13-15% SL 49-64% HL; eye diameter 4-6% SL, 2.8-3.2 times in head depth, 1.3-1.5 times in interorbital distance at 8-10 cm SL; and caudal peduncle depth 29-39% HL.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameGobio brevicirrisFamilyCyprinidae (Minnows or carps)OrderCypriniformes (Carps)ClassActinopterygii (Ray-finned fishes)Maximum length10.0EnvironmentFreshwater; benthopelagicClimateTemperateDistributionEurope: River Don in Russia and Ukraine.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmless SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026