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The site was identified as important in 2001 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.

Populations meeting IBA criteria ('trigger species') at the site:

Species	Red List1	Season	Year(s)	Size	IBA criteria
Southern Rockhopper Penguin Eudyptes chrysocome	VU	breeding	1974	125,000 breeding pairs	A1, A4ii
White-faced Storm-petrel Pelagodroma marina	LC	breeding	1974	10,000 breeding pairs	A4ii
White-bellied Storm-petrel Fregetta grallaria	LC	breeding	1974	100-1,000 breeding pairs	A4ii
Atlantic Yellow-nosed Albatross Thalassarche chlororhynchos	EN	breeding	1974	5,000 breeding pairs	A1, A4ii
Sooty Albatross Phoebetria fusca	EN	breeding	1974	125-250 breeding pairs	A1, A4ii
Broad-billed Prion Pachyptila vittata	LC	breeding	1974	10,000 breeding pairs	A4ii
Soft-plumaged Petrel Pterodroma mollis	LC	breeding	1974	100-1,000 breeding pairs	A4ii
Great Shearwater Ardenna gravis	LC	breeding	1990	3,000,000 breeding pairs	A4ii
Antarctic Tern Sterna vittata	LC	breeding	1974	100-400 breeding pairs	A4i
Brown Skua Catharacta antarctica	LC	breeding	1974	100-510 breeding pairs	A4ii
Tristan Thrush Turdus eremita	NT	resident	1998	present	A1, A2
Wilkins's Finch Nesospiza wilkinsi	CR	resident	1998	present	A1, A2
Nightingale Island Finch Nesospiza questi	VU	resident	1998	present	A1, A2
A4iii Species group - seabirds	n/a	breeding	-	5,000,000-9,999,999 individuals	A4iii

1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2001) may differ.

Land use	% of IBA
nature conservation and research	-

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Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Nightingale Island group (St Helena (to UK)). Downloaded from https://datazone.birdlife.org/site/factsheet/nightingale-island-group-iba-st-helena-(to-uk) on 22/11/2024.