Pedra Branca


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
Thalassarche cauta NR resident 1995-2007 216-250 breeding pairs A1, A4ii
Australasian Gannet Morus serrator LC resident 1995 3,515 breeding pairs A4ii

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 good

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%) slow but significant deterioration medium
Invasive and other problematic species and genes problematic native species/diseases - named species happening now some of area/population (10-49%) 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)
Tasmanian Wilderness World Heritage Site 1,407,513 protected area overlaps with site 1
Southwest National Park 623,299 protected area contains site 2

Habitats

IUCN Habitat Habitat detail Extent (% of site)
Coastline Sea cliffs, rocky shores & rocky islets -
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
Land is owned by the Tasmanian State Government and managed by the Department of Primary Industries and Water.


Recommended citation
BirdLife International (2019) Important Bird Areas factsheet: Pedra Branca. Downloaded from http://www.birdlife.org on 24/08/2019.