It gets its name from the uppermost polyp, a gas-filled bladder, or pneumatophore, which sits above the water and somewhat resembles an old warship at full sail. Man-of-wars are also known as bluebottles for the purple-blue color of their pneumatophores. The tentacles are the man-of-war’s second organism.
What happens if you get stung by a Portuguese jellyfish?
In rare cases, it can be life-threatening. After a sting, the tentacles leave long, stringy red welts on the skin. The welts last from minutes to hours. There is local pain, burning, swelling, and redness.
Does peeing on a jellyfish sting help?
A: No. Despite what you may have heard, the idea of peeing on a jellyfish sting to ease the pain is just a myth. Not only are there no studies to support this idea, but pee may even worsen the sting. Jellyfish tentacles have stinging cells called nematocysts that contain venom.
Is a box jellyfish the same as a man o war?
The box jellyfish have very straight tentacles and, in contrast to the Portuguese man o war, their stings often leave a linear sting. … Man o war are at the surface day and night. The cubomedusae – or box jellies – have the most complex eyes of all jellyfish.