The '''Southern Ocean''' was defined by the International Hydrographic Organization in 2000 through a vote of member states.<ref>http://findanswers.noaa.gov/noaa.answers/consumer/kbdetail.asp?kbid=595&start=121</ref> It extends from Antarctica to 60 degrees S [[Lines of latitude|latitude]], a border chosen to include the Antarctic Circumpolar Current. | The '''Southern Ocean''' was defined by the International Hydrographic Organization in 2000 through a vote of member states.<ref>http://findanswers.noaa.gov/noaa.answers/consumer/kbdetail.asp?kbid=595&start=121</ref> It extends from Antarctica to 60 degrees S [[Lines of latitude|latitude]], a border chosen to include the Antarctic Circumpolar Current. |