| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| East China Sea | Sea/Bay/Gulf | native | 47843 |
| Pacific Ocean | Sea/Bay/Gulf | native | 559 |
| Sakhalin Island | River (basin) | native | 75568 |
| Sea of Japan | Sea/Bay/Gulf | native | 559 |
| Sea of Okhotsk | Sea/Bay/Gulf | native | 75568 |
| Yellow Sea | Sea/Bay/Gulf | native | 47843 |