South Sandwich Islands

IBA Criteria

Year of most recent IBA criteria assessment: 2005

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
Gentoo Penguin Pygoscelis papua LC breeding 2005 2,500-5,000 breeding pairs A4ii
Adelie Penguin Pygoscelis adeliae LC breeding 2005 8,000-15,000 breeding pairs A4ii
Chinstrap Penguin Pygoscelis antarcticus LC breeding 2005 1,500,000 breeding pairs A4ii
Macaroni Penguin Eudyptes chrysolophus VU breeding 2005 55,000 breeding pairs A4ii
Black-bellied Storm-petrel Fregetta tropica LC breeding 2005 1,000 breeding pairs A4ii
Southern Giant Petrel Macronectes giganteus LC breeding 2005 2,000-4,000 breeding pairs A1, A4ii
Southern Fulmar Fulmarus glacialoides LC breeding 2005 70,000-110,000 breeding pairs A4ii
Cape Petrel Daption capense LC breeding 2005 8,000-9,000 breeding pairs A4ii
Catharacta lonnbergi NR breeding 2005 700-1,000 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


IUCN Habitat Habitat detail Extent (% of site)
Sea Open Sea, Rock stacks & coastal islets, Sea cliffs & rocky shores -
Coastline Rock stacks and islets -
For further information about the habitat classification please click here.

Recommended citation
BirdLife International (2019) Important Bird Areas factsheet: South Sandwich Islands. Downloaded from on 18/10/2019.