Oceanography

The World’s Oceans

          The five major oceans in the world are the Pacific, the Atlantic, the Indian, the Arctic, and the Antarctic. The Pacific, South Atlantic and Antarctic occupy approximately 90 percent of the Southern Hemisphere. The Indian, North Atlantic, and Arctic cover the watermass in the Northern Hemisphere

                                                                                                 TABLE-1

 

Ocean	Area            (in millions) of square kilometers	Volume       (in millions) of cubic kilometers	Depth         (in meters)	Temperature	Salinity	Remarks
Pacific	166,241	696,184	4,188	3.36	34.62	Coldest, deepest, and largest ocean, occupying more than half of the volume of ocean basins
Atlantic	94,314	337,210	3,736	3.72	34.76	Received large amount of sediment from many rivers such as the Amazon, the Congo, the Mississippi.
Indian	77,118	284,608	3,872	3.73	34.90	Received large amount of sediment from the Indus, the Ganges, and the Brahmaputra
Total Ocean	362,033	1,349,929	3,729	3.52	34.72	Oceans occupy 70 percent of the earth’s surface