The Indian Ocean lies south of Asia and between Australia and Africa. It is almost round in shape, and is about 7/9th. the size of the Atlantic Ocean.

Portions of the world ocean enclosed by land are called gulfs like the Gulf of California, the Gulf of Mexico, and  the Persian Gulf.

On an average there are 35 parts of salt in every 1,000 parts of sea water or 3.5 percent.

The average temperature of all the water in the world is about 39 degrees Fahrenheit.

If all the waters in all the oceans of the world could be made to flow over Niagara Falls, it would take 2,000,000 years to accomplish.

The Atlantic Ocean, lying between North America and Europe, South America and Africa, covers over 36,000,000 square miles including the Artic Ocean and is 3,700 nautical miles at its widest point between South America and Africa.

The Pacific Ocean, a little less than twice the size of the Atlantic, covers more of the globe than do all the continents of the world combined. It is over 9,400 nautical miles in width between Panama and the Philippines.

A nautical mile is 6,076 feet, while a land mile is 5,280 feet; or a nautical mile is approximately 1 1/7 land miles.

Ocean waves breaking on shore can strike with a force equal to a pressure of 6,000 pounds per square foot.

The largest of the world's seas (as opposed to oceans) is the South China Sea which is comprised of 1,148,500 square miles.

At 3,000 feet below the sea's surface the water is pitch black. Even the sun's light cannot penetrate down more than half a mile.

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