What are Jellyfish?

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Jellyfish along with sea-anemones and corals belong to the animal group called Scyphozoa and are also known as 'nettle animals'. A jellyfish is a large umbrella like bag with tentacles hanging below it. The tentacles have tiny stinging cells which are used to capture, paralyze and kill the prey while the bag keeps the animal floating. This floating stage is the adult stage of jellyfish and is known as the medusa stage. The eggs of the adult stage develop into polyps which attach themselves to a rock in water and feed and grow into the medusa. Jellyfish range in size from smaller than the tip of our finger to giants measuring two metres across. The largest jellyfish, Cyanea Capillata can grow to 2.3 m across and has tentacles hanging

down to over 4 m.

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