Jellyfish are found in every ocean in the world, they are fascinating creatures, so here are the most interesting facts about jellyfish.
- Jellyfish are ‘jelly-like’ creatures that live in the ocean. There are multiple kinds:
a. The medusa which sting.
b. The ctenophores also known as ‘comb jellies’ which are non-stinging.
c. The salp variety which have been compared to humans.
- They have been around since before the dinosaurs.
- A group of jellyfish is known as a ‘bloom’.
- Blooms can feature up to 100,000 jellyfish at a time.
- Young jellyfish are called planulae.
- Jellyfish are not strong swimmers.
- They have no brains.
- They can live from just a few days up to a year.
- Their bodies are made up water and protein.
- Their cells (nematocysts) inject anything that brushes against them with toxins, which cause the sting.
- Jellyfish eat small plants, zooplankton, fish eggs and sometimes other jellyfish.
- Some can be as small as pins, others as tall as humans.
- They can be transparent, while some are translucent, causing danger to fishermen and tourists alike.
- In some countries, jellyfish can be eaten and are considered a delicacy.
- Scientists have found that jellyfish have to be kept in round aquarium tanks in case they get stuck in the corners of the tank and die.