Pacific, Southwest 11 - Marine (30749)
High Seas, High Seas
Site overview
KBA status: confirmed
Global KBA criteria: A1a, A1b, A1d, B1, D1a
Year of last assessment: 2012
National site name: Pacific, Southwest 11 - Marine
Central coordinates: Latitude: -40.0500, Longitude: 157.2000
System: marine
Area of KBA (km2): 51059.77922
KBA classification: Global
Legacy site: Yes
Site details
Site description: This Marine IBA is identified using tracking data. It falls within High Seas International Waters and the Pacific, Southwest FAO ocean region. The site covers an area of 51060 km2 and is 641 km away from the closet coastline. The depth ranges from 3169 to 5110 m, with a mean annual wind speed of 2.55 m/s, mean annual sea surface temperature falls between 15.07 and 17.01 °C and mean annual chlorophyll-a concentrations found to range between 0.27 and 0.53 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: 3 species trigger IBA criteria at this Marine IBA. BirdLife analyses of tracking data estimates that 948-3791 individuals of Antipodean Albatross (VU) from Auckland Island/motu Maha are present at the site during the Post-guard (May-Mar) life-history stage. 23040-25600 individuals of Providence Petrel (VU) from Lord Howe Island are present at the site during the Pre-egg (Apr-May) life-history stage. 173-434 individuals of Wandering Albatross (VU) from Iles Kerguelen are present at the site during the Juvenile (Jan-Jun) life-history stage.
Delineation rationale: Site identified by analysis of tracking dataset(s) - ant_auc_pg, prp_loh_pe, waa_krg_jv
Habitats
| IUCN Habitat | Coverage % | Habitat detail |
|---|---|---|
| Marine Neritic | 100 |
Threats
| Threat level 1 | Threat level 2 | Threat level 3 | Timing |
|---|---|---|---|
| Biological resource use | Fishing & harvesting aquatic resources | Unintentional effects: large scale (species being assessed is not the target) [harvest] | Ongoing |