Whether treading water in a river or diving into a reservoir, summer fun should come with a little caution. As temperatures climb, so does the risk of potentially harmful cyanobacteria blooms—commonly ...

Add Yahoo as a preferred source to see more of our stories on Google. Cyanobacteria – sometimes called blue-green algae, though they aren’t algae – are often toxic. (Getty Images) While bloom notices ...

Two warnings have been issued about cyanobacteria blooms that have been spotted in multiple areas of Lake Winnipesaukee, according to the New Hampshire Department of Environmental Services.The ...

A health alert has been issued for blue-green algae toxins in the Caloosahatchee River at the Sebastian Canal. Learn how to ...

PORTLAND, Ore. (KOIN) — The public is advised to avoid specific recreational activities at Devil’s Lake in Lincoln County after the Oregon Health Authority received numerous reports of potentially ...

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 ...

EASTHAMPTON — Stay out of Rubber Thread Pond. That’s the message from the Easthampton Health Department, which issued a health advisory for the body of water behind the city’s 50 Payson Ave. parking ...

BOSTON (WHDH) - Officials urged people to stay away from the Charles River Thursday after test results confirmed a bloom of dangerous cyanobacteria downstream of the Longfellow Bridge between Boston ...

There are about 12 different species of the bacteria across New Hampshire, and they can all have different presentations. Some look like an oil slick on top of the water, but the typical presentation ...

WINDSOR, Conn. (WTNH) — Rainbow Reservoir on the Farmington River in Windsor is experiencing an active Cyanobacteria bloom, ...