Also known as the sea wasp, this salad-bowl sized jellyfish can have up to 60 tentacles each 15 feet long. Each tentacle has 5,000 stinging cells and enough toxin to kill 60 humans. These generally aren’t exported for aquarium trade. Thank goodness.
3rd most deadlist animal? Australian Box Jellyfish
Ryan Gripp
Ryan Gripp founded Reef Builders in 2006. He writes about technology, industry and other associated news relating to saltwater fish tanks. He went to Depaul University and has been keeping reef tanks for over 15 years.
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