The Common White Tern has a distribution across the tropics of the world, being found year-round on islands in the south Atlantic Ocean, the Indian Ocean, and the western and central Pacific. It is also a seasonal visitor to islands in the south-central and eastern Pacific off the coast of
Mexico1.
Rights Holder: International Union for Conservation of Nature and Natural Resources
Bibliographic Citation: BirdLife International 2012.
Gygis alba. In: IUCN 2014 . IUCN Red List of Threatened Species. Version 2014.1 . <
www.iucnredlist.org>