Discover the abundance of life underneath the surface.
Exploring tropical paradises and storm-ravaged icy polar seas.
Looks at how the abundant wildlife survives some of the hardest conditions on the planet.
New worlds and animal behaviours are uncovered on a journey from the equator to the poles.
A journey through earth’s frozen worlds, home to unique and remarkable wildlife.
Sir David Attenborough investigates a unique discovery: the skull of a giant sea monster.
This travels to the very depths of the seas, to reveal a spectacular variety of life.
In the huge expanse of the oceans, ingenuity is the key to success in the mating game.
Antarctica - a land of survivors enduring the most hostile conditions on earth.
A look at marine invertebrates, including Humboldt squid, starfish and giant octopuses.
A look at the riot of life and colour where two ocean currents sweep around the Cape.
David Attenborough attempts to animate the life of a 200-million-year-old ichthyosaur.
The animals and people of the Gulf Stream, a current that crosses the North Atlantic.
Steve Backshall reveals why the Bahamas has one of the largest shark populations on earth.
Exploring Hawaii, a tropical sanctuary for any wildlife that can reach its remote shores.
Simon visits South Africa, Mozambique and Zanzibar, swimming with sharks on the way.
David Attenborough reveals our wildlife, from killer whales to cheeky puffins.
Michael starts a Pacific voyage in the Diomede Islands and visits Alaska and Russia.
Documentary that reveals the strange forms of life that thrive in the Southern Ocean.
New spy creatures reveal an ocean full of intelligence with startling ways of thinking.
How Earth's five oceans connect to form the largest ecosystem on the planet.
How water plants create some of the most beautiful and bizarre spectacles in nature.
David Attenborough looks at some of the 30,000 species of fish.
Steve Backshall meets a superspeedy shark. The mako shark can reach speeds of 50kph.
