| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Amur | River (basin) | native | 13397 |
| Anadyr River | River (basin) | native | 59043 |
| Kamchatka | Sea/Bay/Gulf | native | 50610 |
| Lake Biwa | Lake | native | 78994 |
| Mezen' River | River (basin) | native | 59043 |
| Pacific Ocean | Sea/Bay/Gulf | native | 12269 |
| Palearctic | Zoogeographic realm | endemic | 559 |
| Pechora | River (basin) | native | 59043 |
| Sakhalin Island | River (basin) | native | 58299 |
| Severnaya (Northern) Dvina River | River (basin) | native | 59043 |