Chondrostoma nasus

BéarlaDiagnosed from congeners in Black and Caspian Sea basins by the following characters: straight mouth in individuals larger than 20 cm SL, lower lip with thick cornified sheath; dorsal fin with 9½ branched rays; anal fin with 10-11½ branched rays; scales on lateral line 52-66 (usually 60-63); eye large, diameter 50-65% of interorbital distance; and side lacking broad dark midlateral stripe. Differs from species of Chondrostoma, Protochondrostoma and Parachondrostoma in Atlantic, Adriatic and Mediterranean basins of France, Italy and Slovenia by having the following features: mouth straight, lower lip with thick cornified sheath; 27-36 gill rakers; anal fin with 10-11½ branched rays; and pectoral, pelvic, anal and caudal fins red (Ref. 59043). (Ref. 59043). Caudal fin with 19 to 21 rays (Ref. 40476).

• Chondrostoma nasus ohridanus Karaman, 1924
• Chondrostoma caerulescens Blanchard, 1866
• Chondrostoma nasus taeniata Fatio, 1882
• Chondrostomus nasus auratus Schäfer, 1844
• Chondrostoma nasus hernadiensis Jeitteles, 1862
• Chondrostoma nasus ohridanum Karaman, 1924
• Chondrostoma nasus lumi Poljakov, Filipi & Basho, 1958
• Cyprinus nasus Linnaeus, 1758
• Chondrostoma nasus borysthenicum Berg, 1914
• Chondrostoma nasus nasus (Linnaeus, 1758)
• Chondrostoma ohridanum Karaman, 1924
• Chondrostoma nasus var. macrolepidotus Veesenmayer, 1884
• Chondrostoma nasus var. borysthenica Dybowski, 1900