Aquanaut - Episode 10: The mysterious and perilous waters of the Runnel Stone nearly claim the Aquanaut.

Exploring the Runnel Stone reef, a notorious pinnacle of rock, home to literally dozens of shipwrecks and diving on the wreck of The City of Westminster, a steam-ship transporting maize which sank in 1923.
I recount a spooky dive; deep in a forest of kelp, where I get the feeling I’m not alone.
Lastly, a day to remember; frantically bailing out to save Aquanaut from sinking.