Health department urges beachgoers to not swim in affected waters at beaches, including Siesta Key, Lido, Venice and Manasota Key.

A red tide alert is up on two more bays in Negros Oriental following laboratory results that showed high levels of harmful ...

Study examines 16 years of Caloosahatchee River water releases and red tide events; finds 77% of variability in red tide events can be linked to river ...

A recent red tide off the coasts of Santa Monica and Malibu has caused noticeable odors due to a dense bloom of microscopic ...

SEVERAL HURRICANES STIRRED UP OUR WATERS, PUSHING THE HARMFUL ALGAE OUR WAY. >> THE FLORIDA DEPARTMENT OF HEALTH IN LEE COUNTY ISSUED A WARNING WEDNESDAY FOR RED TIDE NEAR BOCA GRANDE. PASS AND ...

A pungent, fishy odor has been wafting through the air by Los Angeles' shore this week, an unfortunate consequence of ...

Red tides occur when algae — plant-like organisms that live in salt and freshwater — grow out of control and produce harmful toxins that can kill fish and sicken people and pets.

Let's dive into it. A "red tide" occurs when a group of algae that lives in the water, grows out of control and is so densely populating the water that it can turn the water along a coastline red.

Southwest Florida waters are stained and potentially toxic as a red tide bloom rages offshore while freshwater bacteria ...

Rust-colored water is caused by algae which is also responsible for the blue glow known as bioluminescence -- but there is a ...