TAMPA, Fla. (March 18, 2025) – A new study led by researchers at the University of South Florida shines light on the environmental drivers of red tide blooms. Identifying viruses associated with red ...

A bioluminescent red tide makes the ocean glow blue near La Jolla, Calif. in this long-exposure image from 2020. Photo: Erik Jepsen / UC San Diego Red tides regularly make headlines in California, ...

Red tide, a harmful algae bloom, is impacting seafood supplies and prices in Gainesville, Florida. The bloom, while a natural phenomenon, is exacerbated by human factors like agricultural runoff.

Red tide is present in Southwest Florida, but is not expected to reach Panama City Beach in the near future. The red tide organism, Karenia brevis, was not found in any recent samples collected in Bay ...

Fish kills can start when levels reach 10,000 cells per liter. In 20 Florida locations, concentrations were higher than 100,000. Health alerts for red tide have been issued in Lee, Collier counties.

Low to medium red tide levels are present in some areas on the west coast of Florida. Red tide can cause respiratory irritation in humans, especially those with pre-existing conditions. Red tide ...

Identifying viruses associated with red tide can help researchers forecast the development of blooms and better understand environmental factors that can cause blooms to terminate. The study marks an ...