Barbus rebeli Koller 1926

Diagnosed from other species of Barbus and Luciobarbus in Balkan Peninsula by the possession of the following characters: 47-55 + 2-3 scales on lateral line; 10-12 scale rows between lateral line and dorsal fin origin; 7-9 scale rows between lateral line and pelvic fin origin; head, body and fins with numerous small black dots, larger and darker on back; last simple dorsal ray weak, not serrated posteriorly; simple pelvic ray about as long as second branched ray; and poster margin of dorsal straight to slightly concave (Ref. 59043).

Inhabits lakes and rivers. Prefers stretches with clear water and riffles in streams and rivers. Widely distributed and locally abundant, but populations are greatly fragmented and several of them are facing potential threat as many small streams turn dry during summer. Reaches up to about 25 cm SL (Ref. 59043).