The Neretva, also known as Narenta, is one of the largest rivers of the eastern part of the Adriatic basin. Four hydroelectric power plants with large dams provide flood protection, electicity and water storage. The Neretva is recognized for its natural environment and diverse landscapes.
Salmo obtusirostris, commonly known as the softmouth trout, also known as the Adriatic trout, or Adriatic salmon, is a species of salmonid fish endemic to a handful rivers spilling into Adriatic in the Western Balkans, in southeastern Europe, namely in Bosnia and Herzegovina, Croatia and Montenegro. The scientific name has changed several times through history; synonyms include Thymallus microlepis, Salmothymus obtusirostris and Salar obtusirostris.
Chondrostoma is a genus of ray-finned fish in the family Cyprinidae. They are commonly known as nases, although this term is also used locally to denote particular species, most frequently the common nase . The common name refers to the protruding upper jaw of these fishes; it is derived from the German term Nase 'nose'.
The Beysehir nase is a species of ray-finned fish in the family Cyprinidae. It is found only in Turkey and it is restricted to three streams flowing into Lake Beysehir, where it also occurs, in central Anatolia.
Chondrostoma holmwoodii, sometimes known as the Izmir nase or Eastern Aegean nase, is a species of ray-finned fish in the family Cyprinidae. It is endemic to Western Turkey. The specific name holmwoodii honours Frederic Holmwood, collector of the holotype and British consul-general at what then was Smyrna.
Chondrostoma kinzelbachi, commonly known as the Orontes nase or Levantine nase, is a species of nase, a genus of cypriniform fish within the cyprinid subfamily Leuciscinae. It is endemic to the Orontes River basin, historically occurring in Turkey and Syria. It is a fairly small freshwater fish, ranging from 11.8 centimetres (4.6 in) to 21.6 centimetres (8.5 in) SL.
Chondrostoma meandrense, sometimes called the Menderes nase or Işıklı nase, is a species of ray-finned fish in the family Cyprinidae. It is found only in Turkey. Its natural habitat is rivers. It is threatened by habitat loss.
The minnow-nase, Serbo-Croatian: podbila, is a species of freshwater fish in the family Cyprinidae. It is found in Bosnia and Herzegovina and Croatia. Its natural habitats are rivers, intermittent rivers, and inland karsts. It is threatened by habitat loss and considered Endangered (EN).
Chondrostoma soetta, or the Italian nase, is a species of freshwater fish in the family Cyprinidae. It is found in Italy, Slovenia, and Switzerland. Its natural habitats are rivers and freshwater lakes. It is threatened by habitat loss and predation and competition from introduced species such as roach, wels catfish and the common nase. It has been extirpated from Slovenia and numbers are declining in the Italian and Swiss lakes of Lake Como, Lake Lugano, Lake Maggiore, Lake Iseo and Lake Garda. Some population which are descended from fish introduced to other lakes in Italy appear to be thriving.
Cobitis narentana is a species of ray-finned fish in the true loach family (Cobitidae). It is found in Bosnia and Herzegovina and Croatia. This fish was long believed to be part of the widespread spined loach.
The Tefenni nase or Tefenni minnow is a species of ray-finned fish in the family Cyprinidae. It is found only in Turkey, where it has a distribution limited to the Kirkpinar spring in Karamusa village near Tefenni, Karatash Lake and Değirmendere stream flowing into Karamanlı Reservoir in wider Lake Burdur basin in Central Anatolia. Its natural habitats are rivers and intermittent rivers. It is threatened by habitat loss 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.
Salmo dentex is a variety of trout, a freshwater fish in the family Salmonidae, found in the western Balkans. Until recently the identity, biological distinctness and species status of the dentex trout were not properly clarified, but genetic data now suggest it is not a monophyletic unit that could be distinguished from other salmonids as a separate species.
Salmo marmoratus, the marble trout, is a species of freshwater fish in the family Salmonidae. It is characterized by a distinctive marbled color pattern and high growth capacity. The marble trout is found in only a handful of drainages and rivers of the Adriatic basin in Italy, Slovenia, Croatia, Bosnia and Herzegovina, and Montenegro, while in Albania, the species is considered most likely extirpated.
Chondrostoma angorense, sometimes called the Ankara nase or Black Sea nase, is a species of ray-finned fish in the genus Chondrostoma which is endemic to northern Anatolia, Turkey.
The Colchic nase or Transcaucasian nase is a species of freshwater fish in the family Cyprinidae. Its distribution is south of the Caucasus, and it is reported from Russia, Armenia, Azerbaijan, Georgia and Turkey.
Kuban's nase or Kuban nase is a species of freshwater fish in the family Cyprinidae.
Iberochondrostoma olisiponensis, the Lisbon arched-mouth nase, is a freshwater fish discovered in 2007 in the lower Rio Tejo basin, Portugal.
The fish fauna of the Neretva river basin in the western Balkans is representative of the Dinaric karst region and characterized by several endemic and endangered species.
Leucos basak, the Albanian roach, Dalmatian roach or Croatian roach, is a species of freshwater fish in the family Cyprinidae. It is found in Albania, Bosnia and Herzegovina, Croatia, and Serbia and Montenegro.
Alburnus neretvae is a species of ray-finned fish in the genus Alburnus. It is endemic to the Neretva River drainage in Croatia and Bosnia and Herzegovina.
