This Marine IBA is identified using tracking data. It falls within the South Georgia and the South Sandwich Islands Exclusive Economic Zone (EEZ) and the Atlantic, Antarctic FAO ocean region. The site covers an area of 20349 km2 and is 330 km away from the closet coastline. The depth ranges from 1673 to 3900 m, with a mean annual wind speed of 2.92 m/s, mean annual sea surface temperature falls between 1.71 and 3.4 °C and mean annual chlorophyll-a concentrations found to range between 0.32 and 1.71 mg/m3.
3 species trigger IBA criteria at this Marine IBA. BirdLife analyses of tracking data estimates that 1342-2684 individuals of Wandering Albatross (VU) from South Georgia are present at the site during the Sabbatical (Nov-Feb) life-history stage. 177-224 individuals of White-chinned Petrel (VU) from South Georgia are present at the site during the Post-guard (Jan-May) life-history stage. 8581-13841 individuals of Grey-headed Albatross (VU) from South Georgia are present at the site during the Post-guard (Feb-May) life-history stage.
BirdLife International (2021) Important Bird Areas factsheet: Atlantic, Antarctic 1 - Marine. Downloaded from http://www.birdlife.org on 25/01/2021.