Gobionidae (Gudgeons) |
11.5 cm SL (male/unsexed); max. reported age: 5 years |
demersal; freshwater |
Europe: Northern Black Sea basin (Dniestr, South Bug and Dniepr drainages), southern Baltic basin (Odra, Vistula), southern North Sea basin (Elbe, Rhine). Reports from Lake Ilmen and Ladoga basins are questionable. |
Diagnosed from its congeners in Baltic and Black Sea basins by the following characters: longitudinal epithelial crests on predorsal scales; scales on lateral line 39-42 + 2; scale rows around caudal peduncle 14-16, rarely 12; dorsal fin with 7½ branched rays; anal fin with 6½ branched rays; dorsal behind middle of body, predorsal length greater than postdorsal length; anus closer to pelvic origin than to anal origin; snout longer than or equal to postorbital distance (Ref. 59043). |
Inhabits bottom of moderately flowing lowland rivers and prefers sand bottom. A nocturnal species feeding on insect larvae and other larger benthic invertebrates (Ref. 59043). |
Least Concern (LC); Date assessed: 05 March 2010 Ref. (130435)
|
harmless |
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