World Factbook
OO
Last updated: 2026-03-28 (today)
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the International Hydrographic Organization (IHO) has not formally adopted the definition of the Southern Ocean as the waters south of 60 degrees south; the definition, however, was circulated in a draft edition of the IHO's Names and Limits of Oceans and Seas in 2002 and has since become the de facto name for many nations and organizations, including the CIA