Like many bodies of water, Lake Lipno is no stranger to cyanobacteria. The photosynthetic blue-green algae typically ...

Boston health officials warned people and their pets to stay away from the Muddy River in Boston's Fenway neighborhood due to a toxic algae bloom in the water. They should avoid direct contact with ...

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 ...

A frozen lake in Czechia turned an ominous green color, a warning sign of ecological changes due to a warming climate.

The potentially hazardous blue-green algae, also known as cyanobacteria, that was blooming in a Caloosahatchee canal is now ...

EASTHAMPTON — The Nashawannuck Pond — at the forefront of one of the city’s iconic views with Mt. Tom looming in the background — developed a cyanobacteria bloom this summer, but further investigation ...

A toxic algae bloom continues to thrive in the Charles River less than a week before thousands of rowers arrive for the Head of the Charles River Regatta, a three-day world-renowned sailing ...

After years of efforts to improve water quality at Lake Carmi and curb cyanobacteria blooms, the state has approved a permit to try applying alum at the popular boating and camping destination.

Although some kinds of blue-green algae are a perfectly normal part of natural systems, some varieties can spell trouble ...

WINDSOR, Conn. (WTNH) — Rainbow Reservoir on the Farmington River in Windsor is experiencing an active Cyanobacteria bloom, according to the Farmington River Watershed Association. Mosquitoes carrying ...

Washoe Lake is under a harmful algal bloom watch advisory, according to the Nevada Department of Conservation and Natural Resources. "Visual and satellite imagery assessments have indicated a possible ...