The common bleak is a small freshwater coarse fish of the cyprinid family.
The Beyşehir bleak, known in Turkish as gökçe balığı, was a species of freshwater fish in the family Cyprinidae, now presumed extinct.
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 diversity is in Turkey.
The Italian bleak or white bleak is a species of freshwater fish in the family Cyprinidae, endemic to Italy. The species and three of its synonyms were described by O. G. Costa in 1838.
Alburnus belvica. the Prespa bleak, is a species of ray-finned fish in the family Cyprinidae, that can be found in Lake Prespa and the nearby Small Prespa Lake in the Balkans. In North Macedonia it is known as nivichka (нивичка). It is threatened by habitat loss. This species makes up the bulk of the diet of the Dalmatian pelican population breeding at the Small Prespa Lake.
The Hazar bleak is a species of ray-finned fish in the family Cyprinidae. It is endemic to Lake Hazar in Turkey.
Alburnus qalilus, the Syrian spotted bleak, is a species of ray-finned fish in the family Cyprinidae, that is endemic to three rivers in Syria; the Nahr al-Kabir al-Janoubi, the Nahr al-Sanawbar and the Nahr al-Hawaiz. It is threatened by pollution, water abstraction and river damming.
The Orontes himri is a ray-finned fish species in the family Cyprinidae.
The Danube bleak or Caspian shemaya is a species of freshwater fish in the family Cyprinidae. It is found in Iran, Ukraine, Georgia, Armenia, Slovakia, Moldova, Greece, Czechia, Azerbaijan, Turkiye, Afghanistan, Austria, Bosnia and Herzegovina, Bulgaria, Croatia, Switzerland, Germany, Hungary, Italy, Romania, Russia, Serbia, Slovenia, Turkmenistan, and Uzbekistan.
The Antalya bleak is a species of ray-finned fish in the genus Alburnus. It is endemic to Turkey and is commonly found in schools in clear, vegetated fresh water.
Alburnus caeruleus, also known as the black spotted bleak or Tigris bleak is a species of ray-finned fish in the carp family, Cyprinidae. It is found in the Queiq River drainage and the Tigris–Euphrates river system in Iran, Iraq, Syria and Turkey.
The Eastern Aegean bleak is a species of ray-finned fish in the genus Alburnus. It is known from the river drainages of the Gümüldür River, the Büyük Menderes River and the Dalaman River in Turkey. It may have been found in the Küçükmenderes River before the river dried up. It is threatened by pollution, water abstraction and river damming.
Alburnus escherichii, also known as the Sakarya bleak or Caucasian bleak, is a species of ray-finned fish in the genus Alburnus. It is native to the Sakarya River drainage in Turkey, and has been introduced into Lake Beyşehir and the Manavgat River.
The Kura bleak is a species of ray-finned fish in the genus Alburnus. It is native to the Caspian Sea basin, from the Kura River and Aras River in the east to the Sefīd-Rūd in Iran.
The North Caucasian bleak is a species of ray-finned fish in the genus Alburnus. It is found in the western and southwestern Caspian basin in the countries of Armenia, Azerbaijan, Georgia, Iran and the Russian Federation.
Alburnus mento is a species of freshwater fish, a bleak in the family Leuciscidae. Its distribution is in subalpine lakes in Germany and Austria.
Alburnus nasreddini, also known as the Central Anatolian bleak or Eber bleak, is a species of ray-finned fish in the genus Alburnus, that is endemic to Turkey. It was previously found in Lake Eber and Lake Akşehir 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.
The Black Sea bleak is a species of ray-finned fish in the genus Alburnus, that can be found in Bulgaria in river Veleka, and Turkey in river Rezovska. The species are threatened due to the drought in their rivers.
The Sellal bleak is a species of ray-finned fish in the genus Alburnus. It can be found in the drainage basins of the Queiq River and the Tigris–Euphrates river system in Iran, Iraq, Syria and Turkey. A recent study has found that Alburnus mossulensis was probably a synonym of Alburnus sellal.
The Arsuz bleak is a species of freshwater cyprinid fish found in rivers draining into the Gulf of İskenderun, including the Seyhan River and Ceyhan River in Turkey.
