Coral reefs are formed by tiny marine animals called polyps.

Some deep‑sea fish create their own light.

Coral spawning events, triggered by moon phase and water temperature, release billions of eggs in a single night.

The Great Pacific Garbage Patch spans an area about twice the size of Texas.

The ocean contains structures larger than mountain ranges.

The ocean contains dissolved gold — approximately 20 million tons — but in concentrations too low to extract profitably.

Lake Malawi contains more species of fish than any other lake in the world.

The deepest ocean trench is the Mariana Trench.

A sea anemone uses stinging cells to capture prey.