The Tefenni nase or Tefenni minnow (''Turcichondrostoma fahirae'') is a species of
ray-finned fish
Actinopterygii (; ), members of which are known as ray-finned fish or actinopterygians, is a class of bony fish that comprise over 50% of living vertebrate species. They are so called because of their lightly built fins made of webbings of sk ...
in the family
Leuciscidae
Leuciscidae is a family of freshwater ray-finned fishes, formerly classified as a subfamily of the Cyprinidae, which contains the true minnows.
Members of the Old World (OW) clade of minnows within this subfamily are known as European minnow ...
.
It is found only in
Turkey
Turkey, officially the Republic of Türkiye, is a country mainly located in Anatolia in West Asia, with a relatively small part called East Thrace in Southeast Europe. It borders the Black Sea to the north; Georgia (country), Georgia, Armen ...
, where it has a distribution limited to the Kirkpinar spring in Karamusa village near
Tefenni
Tefenni is a town in Burdur Province in the Mediterranean region of Turkey. It is the seat of Tefenni District.Karatash Lake and Değirmendere stream flowing into Karamanlı Reservoir in wider
Lake Burdur
Lake Burdur () is a large Salt lake, saline lake of Tectonics, tectonic origin, positioned at the frontier between Burdur Province, Burdur and Isparta Province, Isparta provinces in southwestern Turkey. It has an area of 250 km2 and a maximu ...
basin in Central
Anatolia
Anatolia (), also known as Asia Minor, is a peninsula in West Asia that makes up the majority of the land area of Turkey. It is the westernmost protrusion of Asia and is geographically bounded by the Mediterranean Sea to the south, the Aegean ...
. Its natural
habitat
In ecology, habitat refers to the array of resources, biotic factors that are present in an area, such as to support the survival and reproduction of a particular species. A species' habitat can be seen as the physical manifestation of its ...
s are
river
A river is a natural stream of fresh water that flows on land or inside Subterranean river, caves towards another body of water at a lower elevation, such as an ocean, lake, or another river. A river may run dry before reaching the end of ...
s and intermittent rivers.
It is threatened by
habitat loss
Habitat destruction (also termed habitat loss or habitat reduction) occurs when a natural habitat is no longer able to support its native species. The organisms once living there have either moved elsewhere, or are dead, leading to a decrease ...
and was extirpated from the Kirkinpar spring, its type locality, and had to be reintroduced there with unknown success. The population in Değirmendere was discovered in the 21st century and its size is unknown.