
Double, double toile and trouble; Fire burn, and cauldron bubble.
My sister first noticed the Mud Bay bubbles (see photo) during a visit a couple of years ago to see my new house. Since then she keeps asking “Have you found out what causes them?” When conditions are right – high tide and calm water – an area maybe 40 yards out from shore seethes like the cauldron tended by Macbeth’s witches (OK, an exaggeration but you get the idea). And apparently this has been going on for years, at least according to the former owner of my house. “It’s just air bubbling to the surface,” he said. Sure. But why there and what causes it to be released?
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