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 ...

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 ...

The top spring break plan in Florida was a trip to the beach. Here's how to check water quality before you go. Spring break for most Florida students arrives in March. As gas prices continue to go up, ...

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 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, ...