The two cays have been identified as an Important Bird Area by BirdLife International because of their breeding seabirds.
Because of its significance for these species the island has been identified as an Important Bird Area by BirdLife International.
The sound has been identified as an Important Bird Area by BirdLife International because it is a breeding site for Fiordland Penguins.
Sombrero has been identified as an Important Bird Area by BirdLife International because of its breeding seabirds.
The island has been identified as an Important Bird Area by BirdLife International, mainly because of its nesting seabirds.
The region was identified as an Important Bird Area.
Danger Island has also been identified as an Important Bird Area by BirdLife International.
Holding about 8000 breeding pairs, the island has been identified as an Important Bird Area, by BirdLife International.
The 278 ha site has been identified as an Important Bird Area by BirdLife International.
The site of the gannetry has been identified as an Important Bird Area, by BirdLife International.