Position of Transylvania, Romania, in Europe, showcasing the main rivers, river basins, Natura 2000 sites (SCIs – Site of Community Interest), and the sampling sites surveyed in the study.

  Part of: Nagy AA, Erős N, Imecs I, Bóné G, Fülöp A, Pap PL (2023) Distribution and diversity of fishes and lampreys in Transylvania (Romania): a complete survey and suggestions for new protected areas. ZooKeys 1166: 351-373. https://doi.org/10.3897/zookeys.1166.102854