Gobio sarmaticus Berg 1949

Differs from its congeners in Black and Caspian Sea basins by the possession of the following characters: breast without scales between pectorals or scales present only along midline; barbel extending between anterior eye margin and middle of eye; snout length 0.8-0.9 times in postorbital distance; head length 26-32% SL; head depth 17-18% SL at nape; 45-54% HL at eye; body depth 21-24% SL; head width 16-19% SL, 54-61% HL; eye diameter 5-7% SL, 2.8-3.5 times in head depth, 1.3-1.8 times in interorbital distance (at 7-10 cm SL); and caudal peduncle depth 29-34% HL (Ref. 59043).

Inhabits streams in foot hills and lowlands with moderate current. Size reaches up to about 13 cm SL (Ref. 59043).

The Ukrainian gudgeon (Gobio sarmaticus) is a species of gudgeon, a small freshwater fish in the family Cyprinidae. It is widespread in the lower parts of Dniester and Southern Bug drainages in Ukraine and Moldova. It is also likely to be present in the lower Dnieper River. It is a freshwater demersal fish, and grows up to 13 cm length.