Figure 4; Gobiidae and Gobionidae species collected in the area, a, Neogobius fluviatilis from B-20 canal, Aras; b, Ponticola cyrius from Kura River at Yalnızçam; c, Pseudorasbora parva from Lake Aktaş, Kura; d, Romanogobio macropterus from Kura River at Yalnızçam; e, Romanogobio macropterus from Kura River at Yalnızçam.