(Ladigesocypris mermere)
Ladigesocypris mermere, also known as the Izmir minnow, is a species of ray-finned fish in the family Cyprinidae. It is found only in Turkey. Its natural habitats are rivers, intermittent rivers, and freshwater springs. It is threatened by habitat loss. Ladigesocypris irideus is the other member of the genus according to Fishbase.