| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Agulhas | sea/bay/gulf | introduced | 80617 |
| Agulhas Bank | Sea/Bay/Gulf | introduced | 80617 |
| Arabian Sea | Sea/Bay/Gulf | introduced | 114232 |
| Arctic | Sea/Bay/Gulf | questionable | 80619 |
| Arctic - province | Sea/Bay/Gulf | questionable | 80619 |
| Atlantic Ocean | Sea/Bay/Gulf | native | 435 |
| Azores Canaries Madeira | Sea/Bay/Gulf | misidentification | 3512 |
| Baltic Sea | Sea/Bay/Gulf | native | 95730 |
| Bassian | Sea/Bay/Gulf | introduced | 435 |
| Benguela Current | Sea/Bay/Gulf | introduced | 80617 |
| Bohai Sea | Sea/Bay/Gulf | introduced | 75927 |
| Canadian Eastern Arctic - West Greenland | Sea/Bay/Gulf | questionable | 80619 |
| Celtic-Biscay Shelf | Sea/Bay/Gulf | native | 96498 |
| Cold Temperate Northeast Pacific | sea/bay/gulf | introduced | 435 |
| Cold Temperate Northwest Atlantic | sea/bay/gulf | native | 33024 |
| Cold Temperate Northwest Pacific | sea/bay/gulf | introduced | 75927 |
| East China Sea | Sea/Bay/Gulf | introduced | 75927 |
| Eastern Indo-Pacific | sea/bay/gulf | introduced | 114113 |
| German Bight | Sea/Bay/Gulf | native | 2711 |
| Greenland Sea | Sea/Bay/Gulf | questionable | 80619 |
| Hawaii | Sea/Bay/Gulf | introduced | 114113 |
| Hawaii - province | Sea/Bay/Gulf | introduced | 114113 |
| Indian Ocean | Sea/Bay/Gulf | introduced | 76803 |
| Lusitanian | sea/bay/gulf | native | 114110 |
| Mediterranean Sea | Sea/Bay/Gulf | questionable | 74480 |
| Namaqua | Sea/Bay/Gulf | introduced | 80617 |
| North Greenland | Sea/Bay/Gulf | questionable | 80619 |
| North Sea | Sea/Bay/Gulf | native | 128574 |
| Northern European Seas | Sea/Bay/Gulf | native | 108601 |
| Oregon, Washington, Vancouver Coast and Shelf | Sea/Bay/Gulf | introduced | 114232 |
| Pacific Ocean | Sea/Bay/Gulf | introduced | 435 |
| Persian Gulf | Sea/Bay/Gulf | questionable | 107716 |
| Puget Sound | Sea/Bay/Gulf | introduced | 94798 |
| Puget Trough/Georgia Basin | Sea/Bay/Gulf | introduced | 94798 |
| Red Sea | Sea/Bay/Gulf | introduced | 114232 |
| Red Sea and Gulf of Aden | sea/bay/gulf | introduced | 114232 |
| Saharan Upwelling | Sea/Bay/Gulf | native | 435 |
| Sahelian Upwelling | Sea/Bay/Gulf | native | 435 |
| Salish Sea | Sea/Bay/Gulf | introduced | 94798 |
| Scotian Shelf | Sea/Bay/Gulf | introduced | 33024 |
| Somali/Arabian | sea/bay/gulf | questionable | 107716 |
| South India and Sri Lanka | Sea/Bay/Gulf | introduced | 114113 |
| Southeast Australian Shelf | Sea/Bay/Gulf | introduced | 76803 |
| Southern Norway | Sea/Bay/Gulf | native | 435 |
| Temperate Australasia | sea/bay/gulf | introduced | 74657 |
| Temperate Northern Atlantic | sea/bay/gulf | introduced | 33024 |
| Temperate Northern Pacific | sea/bay/gulf | introduced | 75927 |
| Temperate South America | sea/bay/gulf | introduced | 114111 |
| Temperate Southern Africa | sea/bay/gulf | introduced | 80617 |
| Tropical Atlantic | sea/bay/gulf | introduced | 114113 |
| Tropical East Pacific | sea/bay/gulf | introduced | 114113 |
| Virginian | Sea/Bay/Gulf | introduced | 114232 |
| West African Transition | sea/bay/gulf | native | 435 |
| West and South Indian Shelf | sea/bay/gulf | introduced | 114113 |
| West Central Australian Shelf | Sea/Bay/Gulf | introduced | 76803 |
| Western Indo-Pacific | sea/bay/gulf | introduced | 114113 |
| Yellow Sea | Sea/Bay/Gulf | introduced | 75927 |