| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| ?esma River | River (basin) | native | 84350 |
| Arge?el River | River (basin) | native | 59043 |
| Danube | River (basin) | native | 13696 |
| Drava River | River (basin) | native | 84350 |
| Elbe River | River (basin) | native | 54732 |
| Morava River | River (basin) | native | 54732 |
| Mur River | River (basin) | native | 84350 |
| Odra River | River (basin) | native | 59043 |
| Palearctic | Zoogeographic realm | endemic | 13696 |
| Sava River | River (basin) | native | 84350 |