Ecosystems where Coregonus pidschian occurs
n = 22
| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Atlantic Ocean | Sea/Bay/Gulf | native | 593 |
| Barents Sea Islands basins | River (basin) | native | 59043 |
| Barents Sea river drainages and lakes | River (basin) | native | 59043 |
| Beaufort Sea | Sea/Bay/Gulf | native | 118001 |
| Central Arctic | Sea/Bay/Gulf | native | 593 |
| Chukchi Sea | Sea/Bay/Gulf | native | 121277 |
| Dwina | River (basin) | native | 59043 |
| East Bering Sea | Sea/Bay/Gulf | native | 96339 |
| East Siberian Sea | Sea/Bay/Gulf | native | 683 |
| Kara Sea | Sea/Bay/Gulf | native | 27547 |
| Lake Baikal | Lake | native | 58294 |
| Laptev Sea | Sea/Bay/Gulf | native | 683 |
| Nearctic | Zoogeographic realm | native | 27547 |
| Northern Atlanto-Baltic river drainages and lakes | River (basin) | native | 59043 |
| Northern Bering - Chukchi Seas | Sea/Bay/Gulf | native | 593 |
| Novaya Zemlya basins | River (basin) | native | 59043 |
| Onega River | River (basin) | native | 55804 |
| Pacific Ocean | Sea/Bay/Gulf | native | 5723 |
| Palearctic | Zoogeographic realm | native | 593 |
| Pechora | River (basin) | native | 59043 |
| Sea of Okhotsk | Sea/Bay/Gulf | native | 50550 |
| Yukon | River (basin) | native | 27547 |