Key Biodiversity Areas

Mangaia (23660)
Cook Islands, Oceania

Site overview


KBA status: confirmed
Global KBA criteria: A1bB1B2
Year of last assessment: 2012
National site name: Mangaia
Central coordinates: Latitude: -21.9105, Longitude: -157.9230
System: marine, terrestrial
Elevation (m): 0 to 169
Area of KBA (km2): 51.56126
Protected area coverage (%): 29.89
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.
Additional biodiversity: Mangaia Kingfisher (VU) and Cook Islands Warbler are resident. Wintering site for Bristle-thighed Curlew (VU).

Habitats


Summary of habitats in KBA: Upraised limestone island with volcanic centre. Population of 572 living in three villages. Outer ring of makatea mostly undeveloped. The coral reef has not been surveyed to determine its status.

Threats


Summary of threats to biodiversity at KBA: Rats, cats and other invasive species. Habitat destruction. Over-harvesting.
Threat level 1Threat level 2Threat level 3Timing
Invasive & other problematic species, genes & diseasesInvasive non-native/alien species/diseasesNamed speciesOngoing
Human intrusions & disturbanceWork & other activitiesOngoing
PollutionGarbage & solid wasteOngoing