The sailfish is the fastest fish in the ocean, capable of speeds up to 110 km/h.

The U.S. once detonated nuclear weapons underwater near its own ships for testing.

Fact #2758 · Ocean

A sea lion can hold its breath for several minutes underwater.

Fact #400 · Ocean

The deepest part of the ocean is approximately 35,876 feet down.

Fact #2590 · Ocean

Deep-sea environments have crushing pressures far greater than at sea level.

Fact #1394 · Ocean

The Pacific Ocean is larger than all the Earth's landmasses combined.

Fact #3394 · Ocean

Many deep-sea fish have transparent or nearly invisible bodies.

Fact #1387 · Ocean

Some deep-sea jellyfish emit flashes of light when disturbed.

Fact #1396 · Ocean

The giant squid can grow over 30 feet long.

Fact #1393 · Ocean