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The above map is for general location information only and does not imply access. For access information please check on the refuge's web page or contact the refuge directly. Many refuges have specific visitor services and other recreation opportunity maps. All lands and boundaries depicted in the above web map are not survey quality and should not be used for survey or legal purposes. For more information go to https://www.fws.gov/gis/data/CadastralDB/index_cadastral.html.
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The smallest of the North American terns, they are migratory seabirds that breed primarily along the California coast. Their swallow-like flight gave them their earlier common name, Sea Sparrows. They were listed as Federally Endangered in 1970 mainly due to habitat loss.