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

feel safe.

Crowded beaches feel safe because others are swimming too.

The purple flag challenges that instinct.

It warns you about something invisible.

And because people naturally underestimate hidden risks, many choose to ignore it.

That’s often when accidents happen.

WHEN YOU SHOULD STAY OUT OF THE WATER COMPLETELY

Even though a purple flag doesn’t always continue reading …