Jellyfish - Mysterious and Beautiful Creatures of the Ocean

Dive into the mysterious world of jellyfish, beautiful and delicate creatures that have roamed the oceans for millions of years.

Ancient Creatures

Jellyfish have been around for more than 650 million years, making them one of the oldest living creatures on Earth.

Not a Fish!

Despite their name, jellyfish are not fish. They belong to the phylum Cnidaria and are related to corals and sea anemones.

Unique Body Structure

Jellyfish have a simple body structure, consisting of a bell, tentacles, and an oral arm, yet they are capable of complex movements.

A Variety of Sizes

Jellyfish come in various sizes, from the tiny Irukandji to the giant Nomura's jellyfish, which can weigh up to 450 pounds.

Bioluminescent Beauties

Some jellyfish species are bioluminescent, creating their own light and illuminating the dark ocean depths.

Environmental Impact

Jellyfish play a crucial role in the ocean's ecosystems, influencing the population of other marine creatures and the health of the ocean.

Conservation Efforts

Conservation efforts are crucial to protect jellyfish and their habitats from threats like pollution and climate change.

Fascinating Facts

Jellyfish have no brain, heart, or bones, and their bodies consist of up to 95% water, making them truly fascinating creatures.


Jellyfish, with their ethereal beauty and ecological importance, continue to captivate and mystify ocean explorers and scientists alike.