| Reference no. | Ridoux, V., 1994 |
| Ecosystem | Crozet Islands |
| Status | native |
| Abundance | |
| Lifestage | adults |
| Regional database | |
| Remarks | Population is 2,280 breeding pairs, where they only breed once every three years (Ref. 84934). C: Ref. 5261, 84934; O: Ref. 5261. |