In the immense space of the open ocean the sea bed is a staggering five miles below the surface and the nearest island is over 300 miles away. Yet here live many of the most spectacular predators in the ocean. Marvel as you experience ruthless and beautiful battles between hunter and prey.
The BBC spent five years and $10 million to produce this landmark exploration of the ocean, a world we know less about than the moon. We go further out and deeper down to show you things that have never been seen before. The Blue Planet: Seas of Life reveals the sea and its communities at their most fearsome and alluring. Until now, we've only touched the surface...
The Blue Planet - Open Ocean Synopsis and Schedule