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 |
|---|---|---|---|---|---|
| Weka Gallirallus australis | VU | resident | - | present | A1 |
| Yellow-eyed Penguin Megadyptes antipodes | EN | resident | 1932-1990 | 40-66 breeding pairs | A1, A4ii |
| Sooty Shearwater Ardenna grisea | NT | breeding | 2013 | 100,000-499,999 breeding pairs | A4ii |
| Stewart Island Shag Leucocarbo chalconotus | VU | breeding | 1911-2011 | 384-922 breeding pairs | A1, A4i |
| A4iii Species group - seabirds | n/a | - | - | 100,000-499,999 breeding pairs | A4iii |
The current IUCN Red List category may differ from that which was valid at the time of IBA criteria assessment (2014).
| Protected area (PA) | PA designation | PA area (ha) | Relationship of PA with IBA | Overlap of PA with IBA (ha) |
|---|---|---|---|---|
| Whero Rock | Nature Reserve | 1 | protected area overlaps with site | 0 |
| Nature Reserve - Bench Island | Nature Reserve | 176 | protected area overlaps with site | 176 |
| 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: Northern Titi Muttonbird Islands. Downloaded from
http://datazone.birdlife.org/site/factsheet/northern-titi-muttonbird-islands-iba-new-zealand on 21/09/2023.
