What's the average lifespan of a jellyfish?

The “immortal jellyfish” Turritopsis dohrnii (formerly known as Turritopsis nutricula) A species of jelly, Turritopsis dohrnii, is able to cheat death, ... If you see the average life of all famous people living in the middle age, there is evidence that little was shorter. read more

The lifespan can range from several hours (for hydromedusaes) to a few months for large coastal jellyfish (usually 2-6 months). However, there are some outliers: There is one jellyfish species that has been reported to live up to 30 years. read more

The average lifespan of a jellyfish is about six to eight months. Jellyfish lifespans typically range from a few hours (in the case of some very small hydromedusae) to several months. Life generally ends after the medusa has begun spawning. read more