
Explore the drama of realms more dynamic than you can imagine, where predators and prey swirl in an epic struggle for survival. Find out why scientists see the oceans as the ultimate frontier for exploration, where we know less than we know about the universe at large.

If you spearfish in shark infested waters, this episode may just save your life.

Smooth Hammerheads have moved into California waters in a big way, Eli and Robin want to see how aggressive these visitors are.

Eli and Robin join shark guide Keith Poe as we hunt for a monster mako shark.

North of the polar circle, with a mask and a snorkel, Stig Severinsen's dream becomes reality as he explores the world of the killer whale.

A look at the billfish which is the largest, fastest, and most highly prized of all game fish.

Aside from dolphins, sharks, manta rays and whales, there are the other more humble and discreet creatures of the sea.

On the beach or underwater, the sand is a place teeming with life.

An exploration into the reasons behind the many colors of fish.