On a lake, it can look like pea soup, a green mat or blue or green paint. It might also look purplish or pink. No matter the color, it’s cyanobacteria, and it's toxic. While typically a late summer ...

A cyanobacteria bloom is expanding in western Lake Erie, covering an area of about 160 square miles from the shoreline of Monroe County, Michigan, to the shoreline of Ottawa County, Ohio. The National ...

MONTEREY — Officials are warning visitors to Lake Garfield to steer clear of blue-green algae blooms, which can pose a health risk to people and animals. Testing on June 3 revealed that the lake has ...

As the summer gets warmer across Vermont, lakes and rivers are populated by residents and visitors alike trying to cool off. However, the refreshing waters may also be filled with another visitor: ...