In all, there are 57 endemic taxa (species and subspecies) and 171 sub-endemic taxa (with their territory mostly in Romania). Areas selected under these criteria must harbour exceptional botanical wealth, the protection of which is important for the global conservation of plant diversity. Among vertebrates, 191 species of fish (9 endangered species) have been identified, 20 species of amphibians (9 endangered species), 30 species of reptiles (6 endangered species), 364 species of birds (including 312 migratory species) and 102 species of mammals.