This is a general hint!
Mastigias papua has a harmful toxin.
As a rule, animals with a harmful poison do not pose any danger in normal Aquarieaner everyday life. Read the following husbandry information and comments from aquarists who already keep Mastigias papua in their aquarium to get a better picture about the possible danger. However, please be careful when using Mastigias papua. Every human reacts differently to poisons.
If you suspect that you have come into contact with the poison, please contact your doctor or the poison emergency call.
The phone number of the poison emergency call can be found here:
Overview Worldwide: eapcct.org
Translated with www.DeepL.com/Translator
The Spotted Jelly or Lagoon Jelly (Mastigias papua) is a species of jellyfish. It lives mainly in the southern Pacific Ocean. Instead of one single mouth, they appear to have several smaller mouth openings in their oral arms. These feed on zooplankton.