Microcystis, a type of cyanobacteria commonly called blue-green algae seen above under high magnification, can bloom in ...

The Florida Department of Health in Duval County has issued its first blue-green algae health alert in nearly two years for the St. Johns River, according to its website. Friday the department ...

Britain's waterways are turning green as algae begins to take over rivers, lakes and canals across the country during the extreme heat wave. Pictures from Britain's biggest cities including ...

The two most common algal blooms in Arizona are blue-green and golden algae. Blue-green algal blooms produce toxins or poisons that can make people and pets sick upon contact with the water ...

Blue-green algae often forms in stagnant areas of shallow water and “looks like paint” while floating on the water’s surface, Seabert said. It’s fueled by hot weather and high levels of ...

Can't see the map? Open in a new browser. Blue-green algae are types of bacteria called cyanobacteria. They can be blue, bright green, brown or red, and can have a strong odor similar to rotting ...

Here’s how it works. The oldest green algae preserved in three dimensions may hint that plants originated earlier than previously believed. The fossils are older than 541 million years ...

OKEECHOBEE — The Florida Department of Health issued a health alert for Lake Okeechobee after harmful blue-green algae toxins were found in the waterway. Officials from the state's Department of ...

The Florida Department of Health in Orange County (DOH-Orange) cautions the public of the presence of blue-green algae in Lake Killarney (Killarney Drive) on May 12, 2025, and Lake Butler (W.