Atlantic, Southeast 7 - Marine


Country/territory: St Helena (to UK)

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

Area: 4,522,623 ha


Site description
This Marine IBA is identified using tracking data. It falls within the St Helena (to UK) Exclusive Economic Zone (EEZ) and the Atlantic, Southeast FAO ocean region. The site covers an area of 45226 km2 and is 2322 km away from the closet coastline. The depth ranges from 1502 to 3946 m, with a mean annual wind speed of 2.49 m/s, mean annual sea surface temperature falls between 13.9 and 16.79 °C and mean annual chlorophyll-a concentrations found to range between 0.18 and 0.36 mg/m3.

Key biodiversity
3 species trigger IBA criteria at this Marine IBA. BirdLife analyses of tracking data estimates that 279-699 individuals of Tristan Albatross (CR) from Gough Island are present at the site during the Post-guard (Year-Round) life-history stage. 3543-9540 individuals of Atlantic Yellow-nosed Albatross (EN) from Gough Island are present at the site during the Brood-guard (Nov-Dec) and Non-breeding (Sep-Feb) life-history stages.


Recommended citation
BirdLife International (2021) Important Bird Areas factsheet: Atlantic, Southeast 7 - Marine. Downloaded from http://www.birdlife.org on 07/12/2021.