Rawaki (Phoenix Island)

IBA Justification

Year of most recent IBA criteria assessment: 2012

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population at site IBA criteria triggered
Polynesian Storm-petrel Nesofregetta fuliginosa EN breeding 2006 20 breeding pairs A1, A4ii
Phoenix Petrel Pterodroma alba VU breeding 2009 30 breeding pairs A1, A4ii
Christmas Shearwater Puffinus nativitatis LC breeding 2006 500 breeding pairs A4ii
Lesser Frigatebird Fregata ariel LC breeding 2006 4,300 breeding pairs A4ii
Blue Noddy Anous ceruleus LC breeding 2009 3,000 breeding pairs A4i
Brown Noddy Anous stolidus LC breeding 2009 5,000 breeding pairs A4i
Sooty Tern Onychoprion fuscatus LC breeding 2009 300,000 breeding pairs A4i
Grey-backed Tern Onychoprion lunatus LC breeding 2009 1,000 breeding pairs A4i
A4iii Species group - waterbirds n/a - 2009 309,000 breeding pairs A4iii

Note: The current IUCN Red List category may differ from the category that was valid at the time of IBA criteria assessment.

For more information about the IBA criteria, please click here

IBA Conservation

IBA conservation status - summary
Year of assessment (most recent) Threat (pressure) Condition (state) Action (response)
2007 high not assessed not assessed
Was the whole site assessed? yes Condition (state) assessed by unset
Accuracy of information good

Threats to the site (pressure)
Threat level 1 Threat level 2 Timing Scope Severity Result
Invasive and other problematic species and genes invasive non-native/alien species/diseases - named species happening now whole area/population (>90%) slow but significant deterioration high

Condition of the site (state), by species
Scientific name Common name Reference population Actual population Units % of population remaining Result
Nesofregetta fuliginosa Polynesian Storm-petrel 500 80 individuals 16 very unfavourable
Pterodroma alba Phoenix Petrel 225 30 individuals 14 very unfavourable

Conservation actions taken at the site (response)
Protected-area designation Management planning Other conservation action Result
Not assessed Not assessed Not assessed not assessed
For more information about IBA conservation status, please click here

IBA Protection

Protected area (PA) PA designation PA area (ha) Relationship of PA with IBA Overlap of PA with IBA (ha)
Rawaki (Phoenix) Island Wildlife Sanctuary 6,500 protected area contains site 74
Phoenix Islands Protected Area World Heritage Site (natural or mixed) 40,825,000 protected area contains site 74
Phoenix Islands Protected Area Protected Area 39,744,700 protected area contains site 74

Recommended citation
BirdLife International (2023) Important Bird Area factsheet: Rawaki (Phoenix Island). Downloaded from on 31/05/2023.