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, electricity and water storage. The Neretva is recognized for its natural environment and diverse landscapes.
The huchen, also known as Danube salmon or redfish, is a large species of freshwater fish in the family Salmonidae native to the Danube basin in Central and Eastern Europe. It is the type species of genus Hucho, being closely related to salmon, trout, char and lenoks.
The European river lamprey, also known as the river lamprey or lampern, is a species of freshwater lamprey.
Freshwater fish are fish species that spend some or all of their lives in bodies of fresh water such as rivers, lakes and inland wetlands, where the salinity is less than 1.05%. These environments differ from marine habitats in many ways, especially the difference in levels of osmolarity. To survive in fresh water, fish need a range of physiological adaptations.
Lake Skadar – also called Lake Scutari, Lake Shkodër and Lake Shkodra – lies on the border of Albania and Montenegro, and is the largest lake in Southern Europe. It is named after the Albanian city of Shkodër which lies at its southeastern coast. It is a karst lake.
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 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).
Cobitis bilineata, the Italian spined loach, is a species of ray-finned fish in the family Cobitidae found in northern Italy, Slovenia, and Switzerland. Its natural habitats are intermittent rivers and freshwater marshes. It has been accidentally introduced to Croatia, France, Spain and the rest of Italy, including Sardinia. It is considered Least concern by the IUCN and the EEC.
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.
Delminichthys ghetaldii is a species of ray-finned fish in the family Cyprinidae.
Delminichthys jadovensis is a species of cyprinid fish.
Delminichthys krbavensis is a species of fish in the family Cyprinidae. It is found only in Krbavsko Polje in Croatia, in a single karstic freshwater spring. It has disappeared from stream habitats, and is threatened by further habitat loss.
Squalius svallize is a species of freshwater fish in the family Cyprinidae. It is found in Bosnia and Herzegovina and Croatia. Its natural habitats are rivers and inland karsts. It is threatened by habitat loss.
Squalius zrmanjae is a species of freshwater fish in the family Cyprinidae. It is found only in Croatia. Its natural habitat is rivers. It is becoming rare due to habitat loss.
The African bullfrog, also known as the giant bullfrog or the South African burrowing frog, is a species of frog in the family Pyxicephalidae. It is also known as the pixie frog due to its scientific name. It is found in Angola, Botswana, Kenya, Malawi, Mozambique, Namibia, South Africa, Tanzania, Uganda, Zambia, Zimbabwe, and possibly the Democratic Republic of the Congo. It has been extirpated from Eswatini. It has long been confused with the edible bullfrog, and species boundaries between them, including exact range limits, are not fully understood. Additionally, P. angusticeps of coastal East Africa only was revalidated as a separate species in 2013.
Lethenteron zanandreai, the Lombardy lamprey, is a species of lamprey in the Petromyzontidae family. It is found in Croatia, Italy, and Slovenia. Its natural habitats are rivers and freshwater springs. It is threatened by habitat loss.
Livingston's bulldog Marcusenius livingstonii is a species of ray-finned fish in the family Mormyridae. It is found in Malawi, Mozambique, and Tanzania. Its natural habitats are rivers, intermittent rivers, and freshwater lakes. It is threatened by habitat loss.
Delminichthys is a genus of cyprinid fish which is found in the karst region of the Balkans, Eastern Europe. Until 2006 it was considered part of the genus Phoxinellus. It currently contains four species.
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.
