Ecosystems where Chaetodon pelewensis occurs
n = 10
| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Coral Sea and GBR | Sea/Bay/Gulf | native | 2334 |
| East Central Australian Shelf | Sea/Bay/Gulf | native | 2334 |
| Great Barrier Reef | Sea/Bay/Gulf | native | 48497 |
| Kimbe Bay | Sea/Bay/Gulf | native | 28888 |
| Milne Bay | Sea/Bay/Gulf | native | 41464 |
| Northeast Australian Shelf | Sea/Bay/Gulf | native | 2334 |
| Pacific Ocean | Sea/Bay/Gulf | native | 2334 |
| Polynesian Waters | Sea/Bay/Gulf | native | 4537 |
| Rapa-Pitcairn | Sea/Bay/Gulf | native | 121505 |
| Tahiti I. | Sea/Bay/Gulf | native | 28618 |