Florida’s latest coastal check-up shows that red tide is barely a blip on the radar this week. State wildlife officials ...

Whether you're a native Floridian or a seasoned visitor to the state's coasts, you know it only takes a visit from one unwanted visitor to ruin any beach day — red tide. Karenia brevis is a naturally ...

Water samples collected along Florida’s Gulf Coast in early May 2026 have turned up low concentrations of Karenia brevis, the ...

Every fall, coastal residents of Florida wait and wonder: Will the water stay clear, or will the red tide return? This harmful algal bloom, caused by the algae Karenia brevis, does not devastate our ...

Red tide is a harmful algal bloom caused by the organism Karenia brevis. It is most commonly found in the Gulf of America but can appear on Florida's east coast. Red tide can cause respiratory issues ...

GULF COUNTY, Fla. (WCTV) - Data from the Florida Fish and Wildlife Commission is showing increasing red tide numbers along Florida’s Gulf Coast. “Over the past week, the red tide organism, Karenia ...

A group of University of South Florida researchers have, for the first time, identified viruses present in the red tide blooms that periodically plague the Gulf coast. This can be used to possibly ...

Red tide is caused by a naturally occurring algae called Karenia brevis, which can discolor water and produce toxins. These toxins can kill marine life and cause respiratory issues in humans, ...