Taranga Hen Island

IBA Criteria

Year of most recent IBA criteria assessment: 2014

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
Little Spotted Kiwi Apteryx owenii NT resident - present A1
Pycroft's Petrel Pterodroma pycrofti VU breeding 1962-2012 51-499 breeding pairs A1, A4ii
Grey-faced Petrel Pterodroma gouldi LC breeding 2000 min 5,000 breeding pairs A4ii
New Zealand Kaka Nestor meridionalis VU resident - present A1
Red-fronted Parakeet Cyanoramphus novaezelandiae LC resident - present A1
North Island Saddleback Philesturnus rufusater NT resident - present A1
A4iii Species group - seabirds n/a - - 10,000-19,999 breeding pairs A4iii

Note: This table presents the IBA criteria triggered and the species that triggered then at the time of assessment, the current IUCN Red List category may vary from that which was in place at that time.

For more information about the IBA assessment process and criteria please click here

IBA Protection

Protected Area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)
Hen & Chicken Islands Nature Reserve 984 protected area contains site 500


IUCN Habitat Habitat detail Extent (% of site)
Marine Coastal/Supratidal -
Rocky areas (eg. inland cliffs, mountain peaks) -
Shrubland -
Forest -
Marine Intertidal -
For further information about the habitat classification please click here.

Recommended citation
BirdLife International (2023) Important Bird Areas factsheet: Taranga Hen Island. Downloaded from on 29/01/2023.