Episode 1 | Wonders of the Celtic Deep

Episode 2 | Wonders of the Celtic Deep

The strange environment of the shallow seas is one that sits remarkably close to shore. In the giant kelp forest, we join a female cat...

Episode 3 | Wonders of the Celtic Deep

As the water starts to warm in the summer, marine giants arrive at the Celtic deep. Some have travelled for thousands of miles to feas...

Episode 4 | Wonders of the Celtic Deep

Presented by Dame Sian Phillips, this episode looks at some of the biggest challenges and issues facing the marine environment in Wale...

1: Nature's Miracle | Great Barrier Reef

Monty Halls explores Australia's Great Barrier Reef, examining the vast, complex structure of the coral reef itself and the wildlife...

1: Ocean of Islands | South Pacific

Documentary looking at the remote South Pacific islands, which are inhabited by some of the most curious and precarious examples of life ...

1: Oceans - Into the Blue | Human Planet

Humans have always found ways to live an almost aquatic life so they can exploit the sea's riches. This journey reveals tales of ing...

11: The Deep Sea | Nature's Microworlds

Steve Backshall plumbs the ocean depths to find an array of beautiful and bizarre creatures, from 40m-long jellyfish to grotesque ang...

2: Castaways | South Pacific

A look at how every one of the 20,000 islands was colonised by the Polynesians, and at the varied local fauna.

2: Ocean | Australia: Earth's Magical Kingdom

A natural history exploration of Australia's magical coasts and islands, where three oceans create the perfect environment for ...

2: Reef to Rainforest | Great Barrier Reef

As well as coral, the reef is made up of jungle, hundreds of islands, mangrove swamps, mysterious deep-water gardens, vast sand fl...

3: Coral Triangle | Wilderness with Simon Reeve

Simon Reeve voyages across the Coral Triangle, a remote wilderness of tropical reefs and jungle-clad islands described as the...

3: Endless Blue | South Pacific

Much of this blue wilderness is a marine desert, where sharks, whales and turtles must go to great lengths to survive.

3: Reef and Beyond | Great Barrier Reef

Monty Halls explores Australia's natural wonder. The Great Barrier Reef is vitally linked to the rest of the planet and creatures tra...

4: Monterey Bay | Nature's Microworlds

Steve Backshall looks at the unique geography of California's Monterey Bay, its kelp forest bursting with life from microscopic plankt...

4: Revive Our Oceans | The Earthshot Prize: Repairing Our Planet

This episode explores how we might stop damaging the oceans and begin to enable their revival.

8: Great Barrier Reef | Nature's Microworlds

Steve Backshall visits Australia's Great Barrier Reef to discover the conditions that let a tiny coral building block create Ear...

Episode 2 | Great Barrier Reef with David Attenborough

David Attenborough examines the journeys made by the birds and whales that visit the reef every year.

Episode 3 | Great Barrier Reef with David Attenborough

David Attenborough uncovers the ways in which scientists are trying to preserve the Great Barrier Reef and embarks on ...

Great Barrier Reef with David Attenborough

David Attenborough descends beneath the waves at night to meet some of the tiny coral animals that built the reef.

Ocean | Wild Isles

David Attenborough explores our seas, from the vibrant and surprising shallows to the abundant open ocean, and reveals some extraordinary and dramatic wil...