Key Biodiversity Areas

Helen Island Marine (30984)
Palau, Oceania

Site overview


KBA status: confirmed
Global KBA criteria: D1a
Year of last assessment: 2012
National site name: Helen Island Marine
Central coordinates: Latitude: 2.9740, Longitude: 131.8122
System: marine
Area of KBA (km2): 464.91499
Protected area coverage (%): 99.99
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 12 km around Helen Island to encompass the foraging range of IBA threshold numbers of Black Noddy based upon a 2004 population estimate of 25,000 individuals.

Habitats


IUCN HabitatCoverage %Habitat detail
Marine Neritic100

Threats


Threat level 1Threat level 2Threat level 3Timing
Biological resource useFishing & harvesting aquatic resourcesIntentional use: large scale (species being assessed is the target) [harvest]Only in the future
PollutionGarbage & solid wasteOngoing
Climate change & severe weatherHabitat shifting & alterationOnly in the future