Air date: 2017-10-29

Runtime: 51 min

Oceans are explored to better understand the world beneath the waves.

Air date: 2017-11-05

Runtime: 53 min

A groundbreaking journey to the deepest parts of the oceans.

Air date: 2017-11-12

Runtime: 50 min

The ingenious ways life exists in the undersea cities of tropical reefs.

Air date: 2017-11-19

Runtime: 51 min

Animals go to the extreme to survive in the vast marine desert.

Air date: 2017-11-26

Runtime: 53 min

Animals fight for space and food in a seasonal world of boom and bust.

Air date: 2017-12-03

Runtime: 50 min

Coasts are the most changeable, but they offer great riches.

Air date: 2017-12-10

Runtime: 60 min

Scientists reveal what the future holds for our oceans.