| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Adriatic Sea | Sea/Bay/Gulf | introduced | 87909 |
| Aegean Sea | Sea/Bay/Gulf | introduced | 95626 |
| Atlantic Ocean | Sea/Bay/Gulf | introduced | 87893 |
| Black Sea | Sea/Bay/Gulf | introduced | 76683 |
| Black Sea - province | Sea/Bay/Gulf | introduced | 76683 |
| Bohai Sea | Sea/Bay/Gulf | native | 88058 |
| Central Indo-Pacific | sea/bay/gulf | native | 81755 |
| Chesapeake Bay | Sea/Bay/Gulf | introduced | 88003 |
| Cold Temperate Northeast Pacific | sea/bay/gulf | introduced | 74657 |
| Cold Temperate Northwest Atlantic | sea/bay/gulf | introduced | 88003 |
| Cold Temperate Northwest Pacific | sea/bay/gulf | native | 88058 |
| East China Sea | Sea/Bay/Gulf | native | 87996 |
| English Channel | Sea/Bay/Gulf | introduced | 113919 |
| Galician Shelf | Sea/Bay/Gulf | introduced | 105998 |
| Indian Ocean | Sea/Bay/Gulf | native | 129169 |
| Levantine Sea | Sea/Bay/Gulf | introduced | 106846 |
| Lusitanian | sea/bay/gulf | introduced | 81765 |
| Mediterranean Sea | Sea/Bay/Gulf | introduced | 3580 |
| North Sea | Sea/Bay/Gulf | introduced | 87542 |
| Northeast U.S. Continental Shelf | Sea/Bay/Gulf | introduced | 87949 |
| Northern European Seas | Sea/Bay/Gulf | introduced | 87542 |
| Pacific Ocean | Sea/Bay/Gulf | native | 81755 |
| Persian Gulf | Sea/Bay/Gulf | questionable | 105057 |
| Red Sea | Sea/Bay/Gulf | introduced | 87909 |
| Red Sea and Gulf of Aden | sea/bay/gulf | introduced | 87909 |
| Rio de la Plata | Sea/Bay/Gulf | introduced | 113910 |
| Sea of Azov | Sea/Bay/Gulf | introduced | 87909 |
| Sea of Japan/East Sea | Sea/Bay/Gulf | native | 88058 |
| Sea of Marmara | Sea/Bay/Gulf | introduced | 87909 |
| South China Sea | Sea/Bay/Gulf | native | 81755 |
| Southern China | Sea/Bay/Gulf | native | 81755 |
| Temperate Northern Atlantic | sea/bay/gulf | native | 76683 |
| Temperate Northern Pacific | sea/bay/gulf | native | 88058 |
| Temperate South America | sea/bay/gulf | introduced | 83435 |
| Tyrrhenian Sea | Sea/Bay/Gulf | introduced | 88058 |
| Uruguay-Buenos Aires Shelf | Sea/Bay/Gulf | introduced | 83435 |
| Virginian | Sea/Bay/Gulf | introduced | 88003 |
| Warm Temperate Northwest Atlantic | sea/bay/gulf | introduced | 113920 |
| Warm Temperate Southwestern Atlantic | sea/bay/gulf | introduced | 83435 |
| Western Indo-Pacific | sea/bay/gulf | questionable | 105057 |
| Yellow Sea | Sea/Bay/Gulf | native | 95630 |