Macauley & Haszard Islands

IBA Justification

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'):
Species Current IUCN Red List Category Season Year(s) Population estimate at site IBA criteria met
Black-winged Petrel Pterodroma nigripennis LC breeding 1988 2,500,000 breeding pairs A4ii
White-necked Petrel Pterodroma cervicalis VU breeding 1988 50,000 breeding pairs A1, A4ii
Wedge-tailed Shearwater Ardenna pacifica LC breeding 1988 40,000 breeding pairs A4ii
Grey Noddy Anous albivittus LC breeding 1988 10,000 A4i
A4iii Species group - seabirds n/a breeding 1988 2,500,000-4,999,999 breeding pairs A4iii

The current IUCN Red List category may differ from that which was valid at the time of IBA criteria assessment (2014).

IBA Protection

Protected area (PA) PA designation PA area (ha) Relationship of PA with IBA Overlap of PA with IBA (ha)
Kermadec Islands (All Islands) Nature Reserve 3,353 protected area overlaps with site 318
Kermadec Islands Marine Reserve 767,489 protected area overlaps with site 0
Kermadec Benthic Protection Area 46,927,610 protected area contains site 0


Habitat (IUCN level 1) Habitat detail Extent (% of site)
Marine Coastal/Supratidal -
Shrubland -
Forest -
Marine Intertidal -
For more information about the IUCN Habitat classification, please click here.

Recommended citation
BirdLife International (2023) Important Bird Area factsheet: Macauley & Haszard Islands. Downloaded from on 27/09/2023.