Red tide has waters off Southwest Florida in the "kill zone." Caused by the Karenia brevis organism, red tide is no stranger ...

Florida researchers are watching an algae bloom drifting offshore of the Tampa Bay area — and no, it’s not red tide or a looming blob of seaweed. Scientists are monitoring a patchy cloud of ...

The Florida Department of Health in Lee County has issued more advisories for beaches and waterways along the coast, although recent counts show an outbreak that may be waning. Red tide has ...

Hundreds of sea lions and dolphins are turning up severely ill or dying on Southern California's beaches as the region experiences what one wildlife group says is the worst so-called red tide they ...

Federal officials say there is currently “no risk of respiratory irritation” from red tide in Florida. Red tides occur when algae — plant-like organisms that live in salt and freshwater ...

Florida researchers are working to map fish kills after red tide events to help regulators determine harvesting limitations. The National Oceanic and Atmospheric Administration awarded the five ...

A group of St. Petersburg-based University of South Florida researchers recently made history as the first to identify viruses in red tide blooms. Scientists believe the findings of the ...

Southern California beaches have recently experienced a “red tide” bloom of microscopic algae known as dinoflagellate, which give the ocean a rusty brown hue during the day and an electric ...

There could be some respite from red tide in Sarasota and Manatee counties during the Thanksgiving holiday weekend, even though the latest water samples show it remains present in local waters.

Major red tide activity along Manatee County waters is not a problem for those seeking a getaway to the beach this weekend. The Florida Fish and Wildlife Conservation Commission said in Friday’s ...

TAMPA, Fla. (WFLA) — With warmer weather comes red tide, and two of Florida’s congressional representatives have introduced a bipartisan bill that would help the federal government respond to ...

A Cape Cod town issued an emergency “red tide” alert Saturday that closed down shellfishing until further notice. The town of Chatham warned residents and nearby areas that the waters of ...