Pacific Ocean both the Water Hemisphere and the Western Hemisphere are in the Pacific Ocean. The equator subdivides it into the North Pacific Ocean and South Pacific Ocean, with two exceptions: the Galápagos and Gilbert Islands, while straddling the equator, are deemed wholly within the South Pacific. Its mean depth is . The Mariana Trench in the western North Pacific is the deepest point in the world, reaching a depth of . The western Pacific has many peripheral seas. Though the peoples of Asia and Oceania have traveled the Pacific Ocean since prehistoric times, the eastern Pacific was first sighted by Europeans
World Ocean Review legal situation regarding the country borders in the Arctic Ocean are part of this chapter. World Ocean Review The World Ocean Review is an extensive report, dealing with the state of the world ocean, the interactions between the ocean and ecological, economical and sociopolitical conditions. It is meant to inform the general public about the current state of the ocean without trying to scare and terrify anyone. There is a print and a free to download version on the official website of the project. It is published by the non-profit organization maribus, founded by the mareverlag in Hamburg, Germany. 40