Atlantic, Antarctic 10 - Marine (30924)
Antarctica, Antarctica
Site overview
KBA status: confirmed
Global KBA criteria: A1a, A1c, D1a
Year of last assessment: 2012
National site name: Atlantic, Antarctic 10 - Marine
Central coordinates: Latitude: -65.1000, Longitude: -68.8500
System: marine
Area of KBA (km2): 20426.75667
KBA classification: Global
Legacy site: Yes
Site details
Site description: 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.
Rationale for qualifying as KBA: This site qualifies as a Key Biodiversity Area of international significance that meets the thresholds for at least one criterion described in the Global Standard for the Identification of KBAs.
Additional 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.
Delineation rationale: Site identified by analysis of tracking dataset(s) - gha_idr_pg
Habitats
| IUCN Habitat | Coverage % | Habitat detail |
|---|---|---|
| Marine Neritic | 100 |