Elevated concentrations of the red tide organism, Karenia brevis, have been confirmed in Florida's Northwest coastal waters over the past week, signaling an intensifying bloom that has already caused ...

Florida's red tide is a recurring harmful algal bloom that poses a persistent threat to the state's coast. The bloom, caused by Karenia brevis algae, can lead to significant fish kills and harm marine ...

Southwest Florida's beautiful beaches are a major draw for tourists, but red tide can quickly spoil a day by the ocean. Brenda Tremblay, a tourist, described the water as "gorgeous," but noted that ...