Ecosystems where Synthliboramphus antiquus occurs
n = 24
| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Aleutian Islands | Sea/Bay/Gulf | native | 126496 |
| Arctic | Sea/Bay/Gulf | native | 356 |
| Arctic - province | Sea/Bay/Gulf | native | 356 |
| California Current | Sea/Bay/Gulf | native | 125423 |
| Chukchi Sea | Sea/Bay/Gulf | native | 117876 |
| Cold Temperate Northeast Pacific | sea/bay/gulf | native | 93875 |
| Cold Temperate Northwest Pacific | sea/bay/gulf | native | 356 |
| East Bering Sea | Sea/Bay/Gulf | native | 356 |
| East China Sea | Sea/Bay/Gulf | native | 126493 |
| Eastern Bering Sea | Sea/Bay/Gulf | native | 356 |
| Gulf of Alaska | Sea/Bay/Gulf | native | 356 |
| Hecate Strait | Sea/Bay/Gulf | native | 93895 |
| Juan de Fuca Strait | Sea/Bay/Gulf | native | 93875 |
| Kamchatka | Sea/Bay/Gulf | native | 126659 |
| Northern Bering - Chukchi Seas | Sea/Bay/Gulf | native | 117876 |
| Pacific Ocean | Sea/Bay/Gulf | native | 93875 |
| Puget Trough/Georgia Basin | Sea/Bay/Gulf | native | 93875 |
| Sakhalin Island | River (basin) | native | 125423 |
| Salish Sea | Sea/Bay/Gulf | native | 93875 |
| Sea of Japan/East Sea | Sea/Bay/Gulf | native | 126490 |
| Sea of Okhotsk | Sea/Bay/Gulf | native | 356 |
| Temperate Northern Pacific | sea/bay/gulf | native | 356 |
| West Bering Sea | Sea/Bay/Gulf | native | 356 |
| Yellow Sea | Sea/Bay/Gulf | native | 125423 |