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The site was identified as important in 2014 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
Red-tailed Tropicbird Phaethon rubricauda	LC	breeding	2007	250-999 breeding pairs	A4ii
Black-winged Petrel Pterodroma nigripennis	LC	breeding	1988	2,500,000-3,000,000 breeding pairs	A4ii
Kermadec Petrel Pterodroma neglecta	LC	breeding	1966-1967	min 6,000 breeding pairs	A4ii
White-necked Petrel Pterodroma cervicalis	VU	breeding	1988	50,000 breeding pairs	A1
Little Shearwater Puffinus assimilis	LC	breeding	1989	min 101,000 breeding pairs	A4ii
Procelsterna cerulea	NR	breeding	1988	18,500-26,000 mature individuals	A4i

1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2014) may differ.

Year	Protected Area	Designation	% overlap with IBA
1934	Kermadec Islands (All Islands)	Nature Reserve	<1
1990	Kermadec Islands	Marine Reserve	14
2007	Kermadec	Benthic Protection Area	100

Habitat1	Habitat detail	% of IBA
Marine Neritic		100

1. IUCN Habitat classification.

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Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Kermadec (offshore) (New Zealand). Downloaded from https://datazone.birdlife.org/site/factsheet/kermadec-(offshore)-iba-new-zealand on 23/11/2024.