Changes

The extreme climate makes the Southern Ocean one of the coldest and most distinct places on earth. Water temperatures fluctuate between a chilly 50°F in the height of summer and a biting -85°F in the long winters.

The extreme climate makes the Southern Ocean one of the coldest and most distinct places on earth. Water temperatures fluctuate between a chilly 50°F in the height of summer and a biting -85°F in the long winters.

Despite the inhospitable conditions, wildlife is abundant. Fur seals, blue whales, penguins, and squid all call the Antarctic, or Southern Ocean, with many of them surviving directly or indirectly on the phytoplankton that thrives off the icy shores.<ref>[https://www.hurtigruten.com/destinations/antarctica/inspiration/attractions/the-southern-ocean/ The Most Southerly Ocean in the World], Hurtigruten website</ref>}}

Despite the inhospitable conditions, wildlife is abundant. Fur seals, [[Blue whale|blue whales]], [[penguin]]s, and [[squid]] all call the Antarctic, or Southern Ocean, with many of them surviving directly or indirectly on the phytoplankton that thrives off the icy shores.<ref>[https://www.hurtigruten.com/destinations/antarctica/inspiration/attractions/the-southern-ocean/ The Most Southerly Ocean in the World], Hurtigruten website</ref>}}

==  International Hydrographic Organization deems Southern Ocean to be the fifth ocean in the world ==

==  International Hydrographic Organization deems Southern Ocean to be the fifth ocean in the world ==