Pacific Island Ecosystems Research Center
American Samoa is a U.S. Territory located in the South Pacific Ocean. American Samoa is part of the Samoan Islands chain, located west of the Cook Islands, north of the Kingdom of Tonga, and approximately 300 miles (500 km) south of Tokelau. The total land area is 76.1 square miles (197.1 km2), slightly more than Washington, D.C. Consisting of five rugged, volcanic islands and two coral, the five volcanic islands are Tutuila, Aunuu, Ofu, Olosega, and Tau, and the coral atolls are Swains and Rose Atoll. PIERC partnership with Department of Interior includes research at the National Park of American Samoa.