Isla Noir

IBA Criteria

Year of most recent IBA criteria assessment: 2010

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
Macaroni Penguin Eudyptes chrysolophus VU breeding 2007 35,000 breeding pairs A1
Southern Rockhopper Penguin Eudyptes chrysocome VU breeding 2007 134,000 breeding pairs A1, A4ii
Southern Giant Petrel Macronectes giganteus LC breeding 2007 1,000 nests A4ii
Striated Caracara Phalcoboenus australis NT breeding 2008 150 individuals A1, A2, A3, A4ii
Black Cinclodes Cinclodes maculirostris NT resident 2008 present A2, A3
A4iii Species group - seabirds n/a breeding 2007 100,000-499,999 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)
2015 low favourable negligible
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
No known threats no known threats past (and unlikely to return) and no longer limiting small area/few individuals (<10%) 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 300 300 - good (> 90%) near favourable
Marine Coastal/Supratidal 1300 1300 - good (> 90%) near 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


IUCN Habitat Habitat detail Extent (% of site)
Marine Coastal/Supratidal -
Grassland -
For further information about the habitat classification please click here.

Recommended citation
BirdLife International (2020) Important Bird Areas factsheet: Isla Noir. Downloaded from on 06/06/2020.