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Japanese sea nettle Chrysaora pacifica

  Jellyfish & Ctenaria

Japanese sea nettle

Japanese sea nettle Chrysaora pacifica

Identity card

Japanese sea nettle

Scientific name:
Chrysaora pacifica
Year of description:
Goette, 1886
IUCN Status:
Not Evaluated

Pacific Ocean, near Japan. This jellyfish is thought to be endemic to Japan.


A pelagic open water species living at depths down to 200 m.


It has an average diameter of about 30 cm.


Its diet consists of small fish, crustaceans and even other jellyfish such as moon jellyfish.

Japanese sea nettle Chrysaora pacifica

Chrysaora is a source of type II collagen, which is notably used to relieve osteoarthritis.


This jellyfish reproduces asexually. Baby jellyfish, called polyps, multiply and then split into a series of small jellyfish called ephyrules.

Jellyfish are cnidarians just like anemones and coral.

did you know?

At Nausicaá the Japanese sea nettle feeds on planktonic shrimps, fish eggs and even small fish.

Where is the animal to be found?

This jellyfish lives near Japan. The "Japanese sea nettle", also known as the Pacific compass jellyfish, is a pelagic species living in open water down to depths of 200 m.

How can it be recognised?

It has an average diameter of about 30 cm.

What is distinctive about it?

This jellyfish is often surrounded by young fish that momentarily manage to protect themselves from the venom of the tentacles.

Japanese sea nettle Chrysaora pacifica

Where can I find it at Nausicaá?

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