Vjosa Basin-the first free flow river protected area in the Balkans (Albania) from fish diversity richness prospective

• Main Author: Muçollari , Nertila
• Format: Article in Journal/Newspaper
• Language: English
• Published: Mersin University 2023
• Subjects: Fish species; Diversity; Abundance; Vjosa river; Threaten; Anguilla anguilla; European eel
• Online Access: https://publish.mersin.edu.tr/index.php/aed/article/view/1152

Vjosa River, an ecologically important area and the last Europe free-flowing river, is an essentialaquatic ecosystem for the Albanian ecological, social, and cultural aspects. The Vjosa river is home of at least 34 species of fishes inhabiting the river and delta system, of which 29 are native, including eight species endemic to the Balkans. With 12 species, Cyprinidae are by far the most specious family, followed by Mugilidae (five). Salmonidae and Acipenseridae are represented by 2 species each. The remaining ten families are represented by a single species. At least four species (Pseudorasbora parva, Oncorhynchus mykiss, Carassius sp., Gambusia holbrooki) were introduced into the Vjosa basin. The lower river reach is populated by other species as: European eel (Anguilla anguilla), species of Family Mugilidae (Mugil cephalus, Liza ramada, Liza salienes and Chelon labrosus), Seabream (Sparus aurata), Seabass (Dincentrarchus labrax), Flatfish(Platichthys flesus, Common sole (Solea spp.) etc, while the resident species associated with saline water incluce, are numerically prevalent with the two speciesAtherina boyeriandAphanius fasciatus showing presence and significance.