Occurs in the Kerch Strait, along the western coast of the Sea of Azov, in the Gulf of Novorossiisk, and along the Dagestan coasts in the Caspian Sea, inhabiting river mouths and sea regions with low salinity (Ref. 26334); Caspian sea at Makhachkala [Petrovsk] (holotype of Gobius bogdanowi) (Ref. 56787). Also Ref. 2058.