Key Biodiversity Areas

Orona Atoll (Hull Island) Marine (31022)
Kiribati, Oceania

Site overview


KBA status: confirmed
Global KBA criteria: D1a
Year of last assessment: 2012
National site name: Orona Atoll (Hull Island) Marine
Central coordinates: Latitude: -4.5538, Longitude: -172.2384
System: marine
Area of KBA (km2): 15137.31412
Protected area coverage (%): 100.00
KBA classification: Global
Legacy site: Yes

Site details


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.
Delineation rationale: The site boundary is based upon a seaward extension of 70 km around Orona Atoll (Hull Island) to encompass the foraging range of IBA threshold numbers of waterbirds based upon a 2006 population estimate of 1,806,930 individuals from Pierce, R., Etei, T., Kerr, V., Saul, E., Teatata, A., Thorsen, M. and Wragg, G. (2006) Phoenix Island conservation survey and assessment of restoration feasibility: Kiribati.

Habitats


IUCN HabitatCoverage %Habitat detail
Marine Neritic100

Threats


Threat level 1Threat level 2Threat level 3Timing
PollutionIndustrial & military effluentsOil spillsOngoing
PollutionGarbage & solid wasteOngoing