Ponticola cyrius

{{Short description|Species of fish}}

{{Speciesbox

| image = Ponticola cyrius.gif

| status = LC

| status_system = IUCN3.1

| status_ref = {{cite journal | author = Freyhof, J. | year = 2014 | title = Ponticola cyrius | journal = The IUCN Red List of Threatened Species | volume = 2014 | page = e.T19513722A19849649 | doi = 10.2305/IUCN.UK.2014-1.RLTS.T19513722A19849649.en | doi-access = free }}

| taxon = Ponticola cyrius

| authority = (Kessler, 1874)

| synonyms =

• Gobius cyrius Kessler, 1874Kessler, K. T. 1874. A description of fishes belonging to the families common to both the Black and the Caspian seas. Trudy St. Petersburg. Obsh. Estestv. v. 5: 191-324, 1 pl.
• Neogobius cyrius (Kessler, 1874)
• Gobius weidemanni Kessler, 1874

}}

Ponticola cyrius, the Kura goby, is a species of gobiid fish endemic to the Kura River in the southern Caucasus countries of Georgia, Turkey,{{FishBase |genus= Ponticola|species= cyrius| month = June | year = 2013}} Iran and Azerbaijan.Brian W. Coad [http://www.briancoad.com/Species%20Accounts/Gasterosteidae%20to%20Pleuronectidae.htm Freshwater Fishes of Iran] (accessed 18 Feb 2015) It reaches a length of {{convert|13|cm|in}} SL. It lives in the upper parts of the Kura River, Massuleh River and the Pasikhan River and in the Anzali Mordab (Iran). Downstream in Kura it is replaced by Ponticola gorlap.