First record of the Kalabans, Bangana dero (Hamilton, 1822), from Iran (Teleostei: Cyprinidae).

The article offers information on the first record of the Kalabans, Bangana dero, reported found from the Rotak River, Mashkind Basin, and Saravan in eastern Iran. During the same study, other species were found in sympatry including the Cabdio morar, Gonorhynchus diplocheilus and the Carassius auratus. The authors describe the collected species from its standard length of 141.4 mm, the presence of black spots on the flank behind the operculum, to the prominent snout overhanging the mouth.