| Reference no. | Fosberg, F.R., M.-H. Sachet and D.R. Stoddart, 1983 |
| Ecosystem | Rapa-Pitcairn |
| Status | native |
| Abundance | abundant (always seen in some numbers) |
| Lifestage | adults |
| Regional database | |
| Remarks | Known from Henderson (Refs. 87896, 87921). It was reported to be plentiful (Ref. 87897), and observed to be breeding on the island (Ref. 6661). Breeding populations are estimated to be a few hundred on Pitcairn, several hundred to 1000 on Oeno, and seve |