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Location High Seas
Central coordinates 75o 34.50' East  46o 57.00' South
IBA criteria A1, A4ii
Area 4,406,804 ha
Year of IBA assessment 2012

Site description This Marine IBA is identified using tracking data. It falls within High Seas International Waters and the Indian Ocean, FAO ocean region. The site covers an area of 44068 km2 and is 433 km away from the closet coastline. The depth ranges from 1400 to 3807 m, with a mean annual wind speed of 3.49 m/s, mean annual sea surface temperature falls between 4.08 and 8.47 °C and mean annual chlorophyll-a concentrations found to range between 0.22 and 0.82 mg/m3.

Key Biodiversity 1 species triggers IBA criteria at this Marine IBA. BirdLife analyses of tracking data estimates that 347-495 individuals of Wandering Albatross (VU) from Iles Kerguelen 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  347-495 individuals  A1, A4ii  Vulnerable 


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

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Indian Ocean, Antarctic and Southern 34 - Marine. Downloaded from on 26/10/2016

To provide new information to update this factsheet or to correct any errors, please email BirdLife