''Alburnus nasreddini'', also known as the Central Anatolian bleak or Eber bleak, is a species of

ray-finned fish Actinopterygii (; ), members of which are known as ray-finned fishes, is a class of bony fish. They comprise over 50% of living vertebrate species. The ray-finned fishes are so called because their fins are webs of skin supported by bony or hor ...

in the genus ''

Alburnus ''Alburnus'' is a genus of fish in the family Cyprinidae, the carps and minnows. They are known commonly as bleaks. A group of species in the genus is known as shemayas. The genus occurs in the western Palearctic realm, and the center of diversi ...

'', that is endemic to

Turkey Turkey ( tr, Türkiye ), officially the Republic of Türkiye ( tr, Türkiye Cumhuriyeti, links=no ), is a list of transcontinental countries, transcontinental country located mainly on the Anatolia, Anatolian Peninsula in Western Asia, with ...

. It was previously found in

Lake Eber Lake Eber ( tr, Eber Gölü) is a freshwater lake in Afyon Province, Turkey. Geography The lake is between the district centers of Çay, Bolvadin and Sultandağı of Afyon Province. The midpoint is at about . The altitude of the water surface ...

and

Lake Akşehir Lake Akşehir ( tr, Akşehir Gölü) is a tectonic freshwater endorheic lake in Afyonkarahisar Province, Afyonkarahisar and Konya Province, Konya provinces, in the southwestern part of Turkey. It carries the same name as the town of Akşehir south ...

and their tributaries, but now is only found in one tributary of Lake Akşehir, the Ortaköy River. Massive amounts of water abstraction and heavy pollution has made most of its previous habitat uninhabitable for this species.

References

nasreddini Taxa named by Fahire Battalgil Fish described in 1943 Endemic fauna of Turkey Critically endangered animals {{Leuciscinae-stub