Stingrays present a different concern. They often rest partially buried in sandy shallows, making them difficult to notice while people walk through the water. A careless step can turn an ordinary beach outing into a painful experience.
Some coastal areas may also use warnings for other marine organisms, depending on local conditions. That is why swimmers should always pay attention to the specific beach’s posted signs and instructions rather than assuming every flag system works exactly the same way.
The purple flag is also a good reminder that beach safety involves more than watching the waves.
Before entering the water, take a moment to check the flags, information boards, lifeguard instructions, and local warnings. If marine life has been reported, consider whether swimming is worth the risk. Parents should also make sure children understand that a calm-looking ocean isn’t necessarily a completely risk-free one.
And if you do encounter marine life, avoid touching or approaching it—even if it appears harmless.
Flag systems can vary between beaches, so the safest approach is to follow the rules and guidance posted at the location you’re visiting.
A tiny colored flag may not look dramatic, but it can communicate information that the ocean itself doesn’t reveal.
The next time you head to the beach, check the flags before you jump in. Did you already know what a purple beach flag can mean? Share this with a friend or family member who loves spending time in the water.