| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Atlantic Ocean | Sea/Bay/Gulf | native | 96235 |
| Baltic Sea | Sea/Bay/Gulf | native | 96235 |
| California Current | Sea/Bay/Gulf | introduced | 7836 |
| Cold Temperate Northeast Pacific | sea/bay/gulf | introduced | 7836 |
| German Bight | Sea/Bay/Gulf | native | 2711 |
| Mediterranean Sea | Sea/Bay/Gulf | native | 85344 |
| North Sea | Sea/Bay/Gulf | native | 3477 |
| Northern California | Sea/Bay/Gulf | introduced | 7836 |
| Northern European Seas | Sea/Bay/Gulf | native | 3140 |
| Temperate Northern Atlantic | sea/bay/gulf | native | 85344 |
| Temperate Northern Pacific | sea/bay/gulf | introduced | 7836 |
| Temperate South America | sea/bay/gulf | native | 1202 |