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The ocean holds 97 percent of Earth's water

About 97 percent of all the water on Earth is in the ocean.

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The ocean covers more than 70 percent of the planet's surface. Much of the water that is not in the sea is frozen in glaciers and ice caps.

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The strongest recorded earthquake was magnitude 9.5

The largest earthquake recorded since 1900 struck Chile on May 22, 1960, at magnitude 9.5.

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Some beach sand is parrotfish poop

Parrotfish grind up coral reef material in their guts and excrete it as sand.

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Ocean pressure rises with every 33 feet of depth

For every 33 feet you go down in the ocean, the pressure increases by one atmosphere.

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