|Published:||Feb 06, 2011 1:07 AM EST|
|Updated:||Feb 05, 2011 10:07 PM EST|
FORT LAUDERDALE, Fla. (AP) - Lifeguards are warning swimmers to stay out of the waters off South Florida because Portuguese man-of-war.
Beachside cities in Broward and Palm Beach counties have reported the neon purple and blue sea creatures in their waters.
The man-of-war tentacles can deliver powerful stings that sometimes cause swelling and shortness of breath.
More than 20 people were treated for man-of-war stings near the Pompano Beach Pier on Thursday. Delray Beach Ocean Rescue has treated about 90 people for the stings since Wednesday.
(Copyright 2011 by The Associated Press. All Rights Reserved.)