| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Atlantic Ocean | Sea/Bay/Gulf | introduced | 3477 |
| Baltic Sea | Sea/Bay/Gulf | introduced | 69779 |
| Cold Temperate Northeast Pacific | sea/bay/gulf | native | 93817 |
| Iberian Coastal | Sea/Bay/Gulf | native | 85761 |
| Lusitanian | sea/bay/gulf | native | 3477 |
| Mediterranean Sea | Sea/Bay/Gulf | native | 3477 |
| North Sea | Sea/Bay/Gulf | introduced | 3477 |
| Pacific Ocean | Sea/Bay/Gulf | native | 93817 |
| Puget Sound | Sea/Bay/Gulf | native | 94854 |
| Puget Trough/Georgia Basin | Sea/Bay/Gulf | native | 93817 |
| Salish Sea | Sea/Bay/Gulf | native | 93817 |
| Strait of Georgia | Sea/Bay/Gulf | native | 93817 |
| Temperate Northern Atlantic | sea/bay/gulf | native | 3477 |
| Temperate Northern Pacific | sea/bay/gulf | native | 94098 |