The diameter of the "flower cap" can reach 15 cm

A box-shaped jellyfish in Australian waters
Hanagasa jellyfish at the Osaka Aquarium.
Most jellyfish live between a few hours and a few months
The pilgrim jellyfish of the Mediterranean.
Jellyfish off Mactan Island in the Philippines
Pink jellyfish, brilliant color is unforgettable
Sea moon jellyfish
Echizen jellyfish off the coast of Jeju, South Korea, with intricate filamentous hooks
Butterfly-shaped jellyfish with very brilliant colors
Cute green jellyfish
Jellyfish found by the National Oceanic Administration
Papua jellyfish at the Monterey Bay Aquarium in California, USA
Fluorescent jellyfish from the Mestic Aquarium in Connecticut, USA
Purple striped jellyfish from the Monterey Bay Aquarium
Jellyfish off the coast of Micronesia
A lion's mane jellyfish in the Mandal Sea, Norway
Queen Jellyfish. Jellyfish such as blubber jellyfish are edible and are considered delicacies in some Asian countries
Magical glowing jellyfish, living in an aquarium in the Netherlands
A jellyfish that lives in the Mediterranean
Jellyfish are not part of the fish family, but some people still like to refer to them as "jelly fish"
The specific weight of water in the jellyfish body exceeds 95%
Aquarium jellyfish live a privileged life, have plenty of food, and are given antibiotics when they develop an infection
Pacific five-tendrils gold jellyfish
Like a jellyfish with luxurious lighting
A transparent drifting jellyfish
A purple sea stingray jellyfish found in a rock pond on the southern shore of Sardinia
Moon jellyfish, with a transparent body, are usually between 25 and 40 centimeters in diameter
A transparent jellyfish in Antarctica with a diameter of 2.5 meters