Box jellyfish is poisonous
The box jellyfish is not edible and are known for their sting which is rarely detected until the venom is injected, but also because they are almost transparent.
It is also found in the tropical oceans around northern Australia, in the waters of the Indo-Pacific region near Papua New Guinea, the Philippines and Vietnam.
Vinegar is the only known treatment for jellyfish stings and most beach resorts and lifeguards around the Andaman region now keepvinegar at all times.
AL :-Such a beautiful creature yet dangerous.