| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Agulhas Current | Sea/Bay/Gulf | native | 848 |
| Arabian Sea | Sea/Bay/Gulf | native | 848 |
| Cargados Carajos/Tromelin Island | Sea/Bay/Gulf | native | 848 |
| Central Indian Ocean Islands | sea/bay/gulf | native | 848 |
| Central Somali Coast | Sea/Bay/Gulf | native | 848 |
| Indian Ocean | Sea/Bay/Gulf | native | 848 |
| Maldives | Sea/Bay/Gulf | native | 848 |
| Mascarene Islands | Sea/Bay/Gulf | native | 848 |
| Northern Monsoon Current Coast | Sea/Bay/Gulf | native | 848 |
| Seychelles | Sea/Bay/Gulf | native | 848 |
| Western Indian Ocean | sea/bay/gulf | native | 848 |
| Western Indo-Pacific | sea/bay/gulf | native | 848 |