Piper Islands

IBA Criteria

Year of most recent IBA criteria assessment: 2009

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
Torresian Imperial-pigeon Ducula spilorrhoa LC resident 2001 4,000 nests A4ii
Black Noddy Anous minutus LC resident 1983-1988 7,500 nests A4i

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)
2008 medium not assessed not assessed
Was the whole site covered? Yes State assessed by unset
Accuracy of information medium

Threats to the site (pressure)
Threat Level 1 Threat Level 2 Timing Scope Severity Result
Climate change and severe weather storms and floods likely in long term (beyond 4 years) whole area/population (>90%) slow but significant deterioration medium
Human intrusions and disturbance recreational activities happening now majority/most of area/population (50-90%) no or imperceptible deterioration low

Conservation actions taken at site (response)
Conservation Designation Management Planning Conservation Action Result
Not assessed Not assessed Not assessed not assessed
For more information about IBA monitoring please click here

IBA Protection

Protection status:

Protected Area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)
Piper Islands (Cape York Peninsula Aboriginal Land) National Park Aboriginal 7 protected area overlaps with site 7
Great Barrier Reef Coast Marine Park 6,275,565 protected area overlaps with site 0
Great Barrier Reef Marine Park 34,396,608 protected area overlaps with site 0
Great Barrier Reef World Heritage Site (natural or mixed) 34,870,000 protected area contains site 13


IUCN Habitat Habitat detail Extent (% of site)
Coastline Mangrove wetlands, Sand cays, islets & bars -
For further information about the habitat classification please click here.

Land use

Land-use Extent (% of site)
nature conservation and research -
For further information about the land use classification please click here.

Land ownership
Australian Federal Government with management the responsibility of GBRMPA.

Recommended citation
BirdLife International (2020) Important Bird Areas factsheet: Piper Islands. Downloaded from http://www.birdlife.org on 20/09/2020.