| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Atlantic Ocean | Sea/Bay/Gulf | introduced | 1663 |
| Baltic Sea | Sea/Bay/Gulf | introduced | 128415 |
| Black Sea | Sea/Bay/Gulf | native | 2376 |
| Black Sea - province | Sea/Bay/Gulf | native | 2376 |
| Cold Temperate Northeast Pacific | sea/bay/gulf | introduced | 1663 |
| Gulf of Mexico | Sea/Bay/Gulf | introduced | 1663 |
| Pacific Ocean | Sea/Bay/Gulf | introduced | 1663 |
| Sea of Azov | Sea/Bay/Gulf | native | 128415 |
| Temperate Northern Atlantic | sea/bay/gulf | introduced | 2376 |
| Temperate Northern Pacific | sea/bay/gulf | introduced | 1663 |