| Referens | Brooke, M. de L., I. Hepburn and R.J. Travelyan, 2004 Henderson Island world heritage site. Management Plan 2004-2009. Foreign and Commonwealth Office, London. 47 p. |
| Ref. | 87921 Brooke, M. de L., I. Hepburn and R.J. Travelyan, 2004 |
| Sida | 15;tab.7 |
| Named Used as Valid | Sula sula |
| Observationsplats | |
| Distribution | Henderson Island, Pitcairn. |