Season 1
4 episodes · Oct 12, 2021
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S1E1Coasts: Life on the Edge
Oct 12, 202159mWe follow Atlantic grey seals through the year, from courtship to pregnancy and birth. Will a curious snowy-white seal pup make it safely through to adulthood?
S1E2Shallow Seas: A Mythical Kingdom
Oct 19, 202159mThe strange environment of the shallow seas is one that sits remarkably close to shore. In the giant kelp forest, we join a female catshark as she lays an egg deep in the forest floor.
S1E3The Deep: Into The Unknown
Oct 26, 202159mAs the water starts to warm in the summer, marine giants arrive at the Celtic deep. Some have travelled for thousands of miles to feast on plankton and abundant shoals of fish.
S1E4Heroes of the Celtic Deep
Nov 2, 202159mPresented by Dame Sian Phillips, this episode looks at some of the biggest challenges and issues facing the marine environment in Wales and the rest of the world today.