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Location High Seas
Central coordinates 50o 51.00' West  54o 9.00' South
IBA criteria A1, A4ii
Area 65,455 ha
Altitude
Year of IBA assessment 2012





Site description This Marine IBA is identified using tracking data. It falls within High Seas International Waters and the Atlantic, Southwest FAO ocean region. The site covers an area of 655 km2 and is 574 km away from the closet coastline. The depth ranges from 1927 to 4085 m, mean annual sea surface temperature falls between 3.86 and 4.15 °C and mean annual chlorophyll-a concentrations found to range between 0.24 and 0.27 mg/m3.

Key Biodiversity 1 species triggers IBA criteria at this Marine IBA. BirdLife analyses of tracking data estimates that 399-473 individuals of Wandering Albatross (VU) from South Georgia are present at the site during the Incubation (Dec-Mar) life-history stage.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Wandering Albatross Diomedea exulans incubation  1992  399-473 individuals  A1, A4ii  Vulnerable 

Habitats

IUCN habitat Habitat detail Extent (% of site)
Sea   100%

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Recommended citation  BirdLife International (2014) Important Bird Areas factsheet: Atlantic, Southwest 39 - Marine. Downloaded from http://www.birdlife.org on 22/12/2014

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