Atlantic, Antarctic 10 - Marine (Antarctica) IBA | Summary

Atlantic, Antarctic 10 - Marine

Current view: summary

Country/territory: Antarctica

IBA criteria met: A1, A4ii (2012)
For more information about IBA criteria, please click here

Area: 2,042,676 hectares (20,426.76 km²)

Site description (2012 baseline)
This Marine IBA is identified using tracking data. It falls within the Antarctica Exclusive Economic Zone (EEZ) and the Atlantic, Antarctic FAO ocean region. The site covers an area of 20427 km2 and is 44 km away from the closet coastline. The depth ranges from 0 to 3200 m, with a mean annual wind speed of 2.62 m/s, mean annual sea surface temperature falls between 0.23 and 0.73 °C and mean annual chlorophyll-a concentrations found to range between 0.28 and 1.02 mg/m3.

Key biodiversity
1 species triggers IBA criteria at this Marine IBA. BirdLife analyses of tracking data estimates that 3093-12738 individuals of Grey-headed Albatross (VU) from Islas Diego Ramirez are present at the site during the Post-guard (Feb-May) life-history stage.

Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Atlantic, Antarctic 10 - Marine (Antarctica). Downloaded from https://datazone.birdlife.org/site/factsheet/atlantic-antarctic-10--marine-iba-antarctica on 26/12/2024.