A purple flag at the beach signals dangerous marine life—an often-ignored warning that could protect you from serious harm in the water

AREAS WITH VISIBLE JELLYFISH
If jellyfish are washing ashore or floating near the surface, avoid that area entirely.

Where there’s one, there are often many more nearby.

STAY CALM
Panic leads to poor decisions.

If you notice marine life nearby, move slowly and carefully instead of thrashing through the water.

KNOW BASIC FIRST AID
Some jellyfish stings may continue reading …