Site description (2012 baseline)
This Marine IBA is identified using tracking data. It falls within the South Africa Exclusive Economic Zone (EEZ) and the Indian Ocean, FAO ocean region. The site covers an area of 18921 km2 and is 112 km away from the closet coastline. The depth ranges from 953 to 3142 m, with a mean annual wind speed of 3.24 m/s, mean annual sea surface temperature falls between 5.73 and 7.25 °C and mean annual chlorophyll-a concentrations found to range between 0.21 and 0.34 mg/m3.
2 species trigger IBA criteria at this Marine IBA. BirdLife analyses of tracking data estimates that 555-4967 individuals of Wandering Albatross (VU) from Prince Edward Island are present at the site during the Post-guard (Apr-Dec) life-history stage. 981-4711 individuals of Indian Yellow-nosed Albatross (EN) from Prince Edward Island are present at the site during the Post-guard (Jan-Apr) life-history stage.
BirdLife International (2023) Important Bird Area factsheet: Indian Ocean, Antarctic and Southern 47 - Marine. Downloaded from http://datazone.birdlife.org/site/factsheet/indian-ocean-antarctic-and-southern-47--marine-iba-south-africa on 05/12/2023.