| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Arabian Sea | Sea/Bay/Gulf | native | 3204 |
| Central Indian Ocean Islands | sea/bay/gulf | native | 3204 |
| Chagos | Sea/Bay/Gulf | native | 7789 |
| Indian Ocean | Sea/Bay/Gulf | native | 7789 |
| Maldives | Sea/Bay/Gulf | native | 3204 |
| Seychelles | Sea/Bay/Gulf | native | 3204 |
| Western Indian Ocean | sea/bay/gulf | native | 3204 |
| Western Indo-Pacific | sea/bay/gulf | native | 3204 |