Heard and McDonald 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
King Penguin Aptenodytes patagonicus LC resident 2003-2004 80,000 breeding pairs A4ii
Gentoo Penguin Pygoscelis papua LC resident 2003-2004 16,000 breeding pairs A1, A4ii
Macaroni Penguin Eudyptes chrysolophus VU resident 2003-2004 1,000,000 breeding pairs A1, A4ii
Southern Rockhopper Penguin Eudyptes chrysocome VU resident 2003-2004 10,000 breeding pairs A1, A4ii
Light-mantled Albatross Phoebetria palpebrata NT resident 2003-2004 500 breeding pairs A1, A4ii
Black-browed Albatross Thalassarche melanophris LC resident 2003-2004 600 breeding pairs A1
Southern Giant Petrel Macronectes giganteus LC resident 2003-2004 2,500 breeding pairs A4ii
South Georgia Diving-petrel Pelecanoides georgicus LC resident 2003-2004 10,000-100,000 breeding pairs A4ii
Black-faced Sheathbill Chionis minor LC resident 2003-2004 1,000 breeding pairs A4ii
Brown Skua Catharacta antarctica LC resident 2003-2004 500 breeding pairs A4ii
A4iii Species group - seabirds n/a - - 10,000 breeding pairs 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)
2018 medium favourable medium
Was the whole site covered? Yes State assessed by Habitat
Accuracy of information medium

Threats to the site (pressure)
Threat Level 1 Threat Level 2 Timing Scope Severity Result
Biological resource use fishing & harvesting aquatic resources - unintentional effects: large scale happening now some of area/population (10-49%) no or imperceptible deterioration low
Biological resource use fishing & harvesting aquatic resources - unintentional effects: large scale happening now some of area/population (10-49%) slow but significant deterioration medium
Human intrusions and disturbance recreational activities happening now whole area/population (>90%) 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
Grassland Tundra 0 0 good (> 90%) good (> 90%) near favourable

Conservation actions taken at site (response)
Conservation Designation Management Planning Conservation Action Result
Whole area of site (>90%) covered by appropriate conservation designation A comprehensive and appropriate management plan exists that aims to maintain or improve the populations of qualifying bird species Unknown medium
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)
Heard Island and McDonald Islands Commonwealth Marine Reserve 7,095,253 protected area contains site 0
Heard Island and McDonald Islands Commonwealth Marine Reserve 6,465,845 protected area contains site 37,045
Heard Island and McDonald Islands Protected Area 38,760 protected area overlaps with site 37,045
Heard and McDonald Islands World Heritage Site (natural or mixed) 673,400 protected area contains site 37,045

Habitats

IUCN Habitat Habitat detail Extent (% of site)
Introduced vegetation -
Coastline Rocky shores -
Grassland Subantarctic, Tundra -
Rocky areas (eg. inland cliffs, mountain peaks) -
Wetlands (inland) Permanent freshwater lakes -
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 the Australian Antarctic Division.


Recommended citation
BirdLife International (2021) Important Bird Areas factsheet: Heard and McDonald Islands. Downloaded from http://www.birdlife.org on 22/01/2021.