Morfa Harlech, Gwynedd They’ve drifted on ocean currents for 500m years, pulsing gently in the direction of landfall
The wave smudges out one thing written within the sand with a stick. I think about it as a spell solid to appeal ashore these misplaced at sea. And so it does, as tides ebb and circulate, stranding the barrel jellyfish. These extraordinary creatures, often known as dustbin-lid jellyfish due to their dimension and form, have been shipwrecked after an epic voyage.
Rhizostoma pulmo or R octopus is the most important jellyfish in British waters (they’ll develop to almost 90cm in diameter) and is harvested round Wales for high-value medical-grade collagen. It feeds on plankton and its sting doesn’t injure people any greater than do nettles; it’s fed upon by leatherback turtles and sunfish.
Associated: Are you prepared for that jelly? Why it’s time to start out consuming jellyfish