What Does the Purple Beach Flag Mean? The Hidden Ocean Warning Most Swimmers Ignore

Symptoms:

Sharp puncture wound
Severe throbbing pain
Swelling
Bleeding

Treatment:

Soak the wound in hot water
Clean thoroughly
Seek medical attention to prevent infection

Prevention Tip:

Do the “stingray shuffle” by sliding your feet through the sand instead of stepping normally.
3. Sea Lice

Sea lice are tiny jellyfish larvae that become trapped under swimsuits.

They’re common in warm coastal waters.
Symptoms:

Intense itching
Rash under swimsuit areas
Red bumps
Burning skin irritation

Prevention:

Shower immediately after swimming
Remove wet swimsuits quickly
Wash swimsuits thoroughly

4. Portuguese Man o’ War

Although often mistaken for jellyfish, these creatures are technically siphonophores.

Their sting can be extremely painful.
Symptoms:

Severe burning pain
Long whip-like welts
Muscle cramps
Weakness

Even dead specimens washed onto shore can still sting.
Is Swimming Safe When the Purple Flag Is Flying?

Usually, yes.

The purple flag is not the same as a red or double-red warning.

You can often still swim safely if:

You stay alert
Swim near lifeguards
Avoid touching marine life
Watch children carefully
Follow local beach safety instructions

However, conditions vary depending on the species present.

Always ask a lifeguard for details.
Beach Safety Tips Everyone Should Know
Wear Water Shoes

Water shoes help protect against:

Stingrays
Sea urchins
Sharp shells
Hidden marine hazards

Keep Vinegar in Your Beach Bag