Spiny pugolovka
The spiny pugolovka is a fish of family Gobiidae. Widespread along the southern and eastern coasts of the Caspian Sea. On the east it is common between the island Tyuleniy [Archipelago (Kazakhstan)|Kulaly] and Mangyshlak Peninsula in south. This species lives in brackish waters at depths down to about and strictly avoids fresh waters. It can reach a length of TL.