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Location High Seas
Central coordinates 20o 42.00' West  36o 6.00' North
IBA criteria A1, A4ii
Area 359,710 ha
Year of IBA assessment 2012

Site description This Marine IBA is identified using tracking data. It falls within High Seas International Waters and the Atlantic, Northeast FAO ocean region. The site covers an area of 3597 km2 and is 466 km away from the closet coastline. The depth ranges from 4475 to 5026 m, mean annual sea surface temperature falls between 19.54 and 19.88 °C and mean annual chlorophyll-a concentrations found to range between 0.14 and 0.16 mg/m3.

Key Biodiversity 1 species triggers IBA criteria at this Marine IBA. BirdLife analyses of tracking data estimates that 33-39 individuals of Zino's Petrel (EN) from Madeira are present at the site during the Incubation (May-Aug) life-history stage.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Zino's Petrel Pterodroma madeira incubation  2008  33-39 individuals  A1, A4ii  Endangered 


IUCN habitat Habitat detail Extent (% of site)
Sea   100%

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Atlantic, Northeast 4 - Marine. Downloaded from on 27/10/2016

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