Indian Ocean, Antarctic and Southern 50 - Marine


Country/territory: French Southern Territories

IBA Criteria met: -
For more information about IBA criteria please click here

Area: 798,445 ha

Protection status:


Site description
This Marine IBA is identified using tracking data. It falls within the French Southern Territories Exclusive Economic Zone (EEZ) and the Indian Ocean, FAO ocean region. The site covers an area of 7984 km2 and is 148 km away from the closet coastline. The depth ranges from 3487 to 3750 m, with a mean annual wind speed of 3.15 m/s, mean annual sea surface temperature falls between 4.61 and 6.62 °C and mean annual chlorophyll-a concentrations found to range between 0.28 and 0.63 mg/m3.

Key biodiversity
2 species trigger IBA criteria at this Marine IBA. BirdLife analyses of tracking data estimates that 251-4252 individuals of Wandering Albatross (VU) from Iles Crozet are present at the site during the Immature (Feb-Oct) and Post-guard (Apr-Dec) life-history stages.


Recommended citation
BirdLife International (2021) Important Bird Areas factsheet: Indian Ocean, Antarctic and Southern 50 - Marine. Downloaded from http://www.birdlife.org on 25/01/2021.