Karenia brevis is a naturally occurring, single-celled organism belonging to a group of algae called dinoflagellates. Large concentrations can discolor water red to brown, causing blooms to be called ...

About seven and a half miles off the coast of Bonita Beach, under 30 feet of water, lies a unique classroom. Florida Gulf Coast University researchers dropped Kimberly's Reef into the Gulf just over ...

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, a nightmare for beachgoers with its smell, dead fish, and burning throat, may soon have a natural adversary. Scientists have discovered a potential solution in the Gulf's microscopic world.

University of South Florida researchers have discovered connections between certain viruses and red tide blooms. The even found a new viral species. Further research is needed to understand the ...

If you have ever traveled to the west coast or somewhere along the Gulf of Mexico, you may have heard of the term "red tide." Not to be confused with the Alabama Crimson Tide, this red tide alludes to ...

The Florida Department of Health in Lee County still has advisories posted for several area beaches as red tide counts continue to hover well above the toxic range. DOH says coastal residents should ...

Red tide is in bloom near the Florida Gulf coast, and over the past week it has slowly crept closer to south Sarasota County. Satellite images published by the National Centers for Coastal Ocean ...

The toxic blooms may get "considerably worse," according to experts. A toxic algae bloom is creeping up the west coast of the Sunshine State, killing wildlife and keeping residents and tourists away ...

K. brevis produces brevetoxins capable of killing fish, birds and other marine animals. It can also cause health problems in humans, particularly those with respiratory problems. Most people can still ...