|Location||Guam (to USA)|
|Central coordinates||144o 45.00' East 13o 15.00' North|
|IBA criteria||A1, A2|
|Altitude||0 - 200m|
|Year of IBA assessment||2007|
Site description The Guam National Wildlife Refuge IBA contains several portions of the larger Guam National Wildlife Refuge, including the USFWS-owned Ritidian Point and much of the US Air Force Overlay Refuge. The IBA includes known populations of the Mariana Crow and a snake-free enclosure with Guam Rails.
|Species||Season||Period||Population estimate||Quality of estimate||IBA Criteria||IUCN Category|
|Guam Rail Hypotaenidia owstoni||-||-||-||-||A1, A2||Extinct in the Wild|
|Mariana Swiftlet Aerodramus bartschi||unknown||-||unknown||-||A1, A2||Endangered|
|Mariana Crow Corvus kubaryi||resident||2005||10 individuals||good||A1, A2||Critically Endangered|
|Micronesian Starling Aplonis opaca||unknown||-||present||-||A2||Least Concern|
|Protected area||Designation||Area (ha)||Relationship with IBA||Overlap with IBA (ha)|
|Guam National Wildlife Refuge||Other||0||protected area contains site||4,477|
Land ownership The IBA is on land owned by the US Government, including the US Fish and Wildlife Service and the US Military.
Other biodiversity Additional species known to occur in the proposed IBA include (Wesley, 2007): • Mariana Fruit Bat • Moth Skink • Green Sea Turtles • Serianthes nelsonii • Native tree snails • Coconut crabs • Land crabs • Native skinks, geckos • Native insects
Protection status The IBA contains several portions of the larger Guam National Wildlife Refuge, including the USFWS-owned Ritidian Point and much of the US Air Force Overlay Refuge.
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Recommended citation BirdLife International (2014) Important Bird Areas factsheet: Guam National Wildlife Refuge. Downloaded from http://www.birdlife.org on 01/10/2014
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