Huge 20kg jellyfish spotted off Cornwall coast
Described as a gentle giant of the jellyfish world, this huge barrel jellyfish made an appearance in an estuary near St Mawes in Cornwall. Marine awareness officer Matt Slater and his dog Mango decided to swim out for a closer look and captured this incredible footage. The alien-looking creature weighs a whopping 20 kilos and is said to measure up to one metre in diameter. More barrel jellyfish […]