This Marine IBA is identified using tracking data. It falls within the New Zealand Exclusive Economic Zone (EEZ) and the Pacific, Southwest FAO ocean region. The site covers an area of 64740 km2 and is 154 km away from the closet coastline. The depth ranges from 3583 to 5244 m, with a mean annual wind speed of 2.72 m/s, mean annual sea surface temperature falls between 9.05 and 12.25 °C and mean annual chlorophyll-a concentrations found to range between 0.23 and 0.62 mg/m3.
4 species trigger IBA criteria at this Marine IBA. BirdLife analyses of tracking data estimates that 103-294 individuals of Chatham Petrel (EN) from Chatham Islands/Rekohu/Wharekauri are present at the site during the Breeding (Dec-Jun) life-history stage. 34071-68143 individuals of Grey Petrel (NT) from Antipodes Islands are present at the site during the Breeding (Mar-Dec) life-history stage. 52941-148235 individuals of White-chinned Petrel (VU) from Antipodes Islands are present at the site during the Breeding (Oct-May) life-history stage. 1138-1463 individuals of Wandering Albatross (VU) from Iles Kerguelen are present at the site during the Non-breeding (Feb-Dec) life-history stage.
BirdLife International (2021) Important Bird Areas factsheet: Pacific, Southwest 57 - Marine. Downloaded from http://www.birdlife.org on 25/01/2021.