thousands of poisonous crabs converged on beaches of Cornwall due rising sea temperature caused climate crisis. Migratory creatures swarm in shallow water in St Ives sheds her shells before returning to the depths of up up to 300 feet.
Shellfish are instantly recognizable for their long legs and pincers, and a venomous bite that is venomous to their prey but harmless to humans.
Their presence on Portgwydden Beach was enough to make many bathers off entrance to the sea.
However, Kate Lowe, a marine photographer, captured event just a few days after a blue shark bit a diver during an excursion off Penzance.
Kate said: “Most of all I do snorkeling. of time throughout the year but I never saw spider crabs in such numbers. When we turned up there seemed to be a lot on the beach of dark rocks below the surface.
“But it turned out out that there were thousands of crabs just two or three steps in water. It was just really unbelievable, they were only knee-deep. i was able to swim on water over them and tried not to step on them.
“A lot of of tourists squealed at the sight of them. Their shells were just floating around.”
Experts say it’s not unusual to see them so far. in British waters, crowds are getting more common in summer because of in rising sea temperature is linked to the climate crisis.
Spider crabs – Hyas araneus in Latin – usually collected in huge numbers in shallow water to protect themselves from predators while they wait for them new exoskeletons for thickening and tightening up.
