Benthophilus pinchuki, Pinchuk's pugolovka, is a species of gobiid fish found along the eastern and western coasts of the Caspian Sea, but absent on the middle part.[1] This species has been recorded along the western coast from the Absheron to Iran, and along the eastern coast near the Cape Bely Bugor (Akdepe, Akpatlawuk), Turkmenistan.
^Boldyrev V.S., Bogutskaya N.G. (2007) Revision of the tadpole-gobies of the genus Benthophilus (Teleostei: Gobiidae). Ichthyol. Explor. Freshwaters, 18(1): 31-96.[1]
^Christopher Scharpf; Kenneth J. Lazara (29 May 2018). "Order GOBIIFORMES: Family GOBIIDAE (a-c)". The ETYFish Project Fish Name Etymology Database. Christopher Scharpf and Kenneth J. Lazara. Retrieved 17 August 2018.