Ruamaahua Aldermen Islands

Year of compilation: 2014

Site description
Key biodiversity

IBA Trigger species: Grey-faced Petrel, Little Shearwater (Northern), Fluttering Shearwater, Common Diving Petrel, White-faced Storm-petrel, Red-fronted Parakeet.

Besides the trigger species the following are confirmed or likely to breeding or resident at this site: Little Penguin, Sooty Shearwater, Pied Shag, White-faced Heron, Variable Oystercatcher, Southern Black-backed Gull, Red-billed Gull, NZ Pigeon, Shining Cuckoo, Long-tailed Cuckoo, NZ Kingfisher, Welcome Swallow, Grey Warbler, North Is-land Fantail, Silvereye, Bellbird, Tui, Brown Quail, Rock Pigeon, Skylark, Hedge Sparrow, Blackbird, Song Thrush, Yellow-hammer, Chaffinch, Goldfinch, House Sparrow, Starling. Other species recorded: Black Shag, Little Black Shag, White-fronted Tern.

Pressure/threats to key biodiversity

Human disturbance – Yes -
Predation by alien species – No
Habitat loss or degradation – No
Contamination – No
Natural disaster – No
Other - Yes -

Conservation responses/actions for key biodiversity

Protected areas
Alderman Islands (Ruamaahua) - Nature Reserve - Protected area contains site

Recommended citation
BirdLife International (2023) Important Bird Areas factsheet: Ruamaahua Aldermen Islands. Downloaded from on 30/03/2023.