Far too big. Some were a good foot and more wide.Sea Urchin?
I don't think so. Sea spaghetti is more plant like.Sea-Spaghetti
Or even an anemone!Mrs Gti, a diver of very considerable experience, tells me that it's an an enemy. I asked "why?" and she just gave me one of her looks and showed me this page from one of her books:
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Yep. Bottom right is the oneMrs Gti, a diver of very considerable experience, tells me that it's an an enemy. I asked "why?" and she just gave me one of her looks and showed me this page from one of her books:
View attachment 454180
Its definitely one of @welsh dragons wigs. Apparently she was taking them for the annual dry clean and lost them en route.