Data Zone
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 |
|---|---|---|---|---|---|
| Fairy Prion Pachyptila turtur | LC | breeding | 2009 | 35,500-100,997 breeding pairs | A4ii |
| Pycroft's Petrel Pterodroma pycrofti | VU | breeding | 1940-2013 | 10-20 breeding pairs | A1 |
| Buller's Shearwater Ardenna bulleri | VU | breeding | 1981 | 200,000-999,999 breeding pairs | A1, A4ii |
| Australasian Gannet Morus serrator | LC | breeding | 1946-2013 | 2,890-4,170 breeding pairs | A4ii |
| A4iii Species group - seabirds | n/a | - | - | 100,000-499,999 | A4iii |
The current IUCN Red List category may differ from that which was valid at the time of IBA criteria assessment (2014).
| Protected area (PA) | PA designation | PA area (ha) | Relationship of PA with IBA | Overlap of PA with IBA (ha) |
|---|---|---|---|---|
| Poor Knights Islands | Marine Reserve | 1,922 | protected area is adjacent to site | 0 |
| Poor Knights Islands | Nature Reserve | 287 | protected area overlaps with site | 287 |
| Habitat (IUCN level 1) | Habitat detail | Extent (% of site) |
|---|---|---|
| Marine Coastal/Supratidal | - | |
| Shrubland | - | |
| Forest | - | |
| Marine Intertidal | - |
Recommended citation
BirdLife International (2023) Important Bird Area factsheet: Poor Knights Islands. Downloaded from
http://datazone.birdlife.org/site/factsheet/poor-knights-islands-iba-new-zealand on 01/10/2023.
