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spotted jellyfish

What Do Jellyfish Have to Do With the Moon?

Ethereal and semi-transparent, jellyfish can be amazing to see while diving, but not so much fun to get stung by. Closer to shore, groups of jellyfish (called a bloom, a swarm, or a smack) can swarm in the thousands. Scientists have found a correlation with the lunar calendar in determining when jellyfish arrive in nearshore waters. In Hawaii…