| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Adriatic Sea | Sea/Bay/Gulf | native | 82476 |
| Aegean Sea | Sea/Bay/Gulf | native | 113897 |
| Drin River | River (basin) | native | 59043 |
| Ionian Sea | Sea/Bay/Gulf | native | 113897 |
| Mediterranean Sea | Sea/Bay/Gulf | endemic | 26100 |
| North Aegean | Sea/Bay/Gulf | native | 113897 |
| Palearctic | Zoogeographic realm | endemic | 26100 |
| Po | River (basin) | native | 59043 |
| Soca | River (basin) | native | 59043 |
| South Aegean | Sea/Bay/Gulf | native | 113897 |