Phoenix Islands Marine


IBA Criteria

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 estimate IBA Criteria Triggered
Red-tailed Tropicbird Phaethon rubricauda LC breeding 2006 500 breeding pairs A4ii
Phoenix Petrel Pterodroma alba EN 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 4,000 breeding pairs A4ii
Lesser Frigatebird Fregata ariel LC breeding 2006 4,300 breeding pairs A4ii
Masked Booby Sula dactylatra LC breeding 2006 500 breeding pairs A4ii
Brown Noddy Anous stolidus LC breeding 2009 5,000 breeding pairs A4i
Blue Noddy Anous ceruleus LC breeding 2009 3,000 breeding pairs A4i
Grey-backed Tern Onychoprion lunatus LC breeding 2006 2,000 breeding pairs A4i
Grey-backed Tern Onychoprion lunatus LC breeding 2009 1,000 breeding pairs A4i
A4iii Species group - waterbirds n/a breeding 2009 927,000 individuals 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 Monitoring

Most recent IBA monitoring assessment
Year of assessment Threat score (pressure) Condition score (state) Action score (response)
2012 medium favourable negligible
Was the whole site covered? Yes State assessed by Habitat
Accuracy of information poor

Threats to the site (pressure)
Threat Level 1 Threat Level 2 Timing Scope Severity Result
Climate change and severe weather habitat shifting and alteration likely in long term (beyond 4 years) whole area/population (>90%) no or imperceptible deterioration low
Pollution excess energy - light pollution happening now some of area/population (10-49%) slow but significant deterioration medium
Pollution garbage & solid waste happening now some of area/population (10-49%) slow but significant deterioration medium
Pollution industrial & military effluents - oil spills happening now some of area/population (10-49%) no or imperceptible deterioration low

Condition of habitat (state)
Habitat Habitat Detail Reference Area (ha) Actual Area (ha) % of habitat remaining % of carrying capacity (overall) Result
Sea 0 0 good (> 90%) good (> 90%) favourable

Conservation actions taken at site (response)
Conservation Designation Management Planning Conservation Action Result
Little/none of site covered (<10%) No management planning has taken place Very little or no conservation action taking place negligible
For more information about IBA monitoring please click here

IBA Protection

Protected Area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)
Phoenix Islands Protected Area World Heritage Site (natural or mixed) 40,825,000 protected area overlaps with site 0
Phoenix Islands Protected Area Protected Area 39,744,700 protected area overlaps with site 8,391,238

Habitats

IUCN Habitat Habitat detail Extent (% of site)
Sea Coral reefs and lagoons, Marine areas, Shallow marine waters -
For further information about the habitat classification please click here.


Recommended citation
BirdLife International (2022) Important Bird Areas factsheet: Phoenix Islands Marine. Downloaded from http://www.birdlife.org on 16/01/2022.