The Pacific Ocean has the most islands of any ocean.

The ocean contains structures larger than mountain ranges.

Fact #2202 · Ocean

The Mariana Trench reaches depths of nearly 36,000 feet.

Fact #1388 · Ocean

A sea anemone uses stinging cells to capture prey.

Fact #437 · Ocean

The leafy sea dragon is so well camouflaged it was not studied alive until the 1990s.

Fact #5135 · Ocean

Prehistoric oceans contained giant marine reptiles.

Fact #724 · Ocean

The Arctic Ocean may be ice-free in summer within decades, creating new shipping routes and accelerating warming.

Fact #5218 · Ocean

The Great Barrier Reef is home to thousands of marine species.

Fact #76 · Ocean

The ocean contains structures larger than mountain ranges.

Fact #1728 · Ocean