In this final episode, Sir David shares his hopes and fears for the future of our oceans
Becky and Emily get lost in the green seas and Sir David shares his scripting secrets.
Voyage into the big blue with Sir David, a pod of talking whales and a floating log
Sir David guides us through the mean streets of the coral metropolis
The stories behind the things that lurk in the deep; leaky subs, sharks and ancient coral
Becky and Emily head for the coast to fish blennies and get enthusiastic about pufflings.
Hear from Hanz Zimmer on how to create a sonic journey underwater
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