Harmful algal blooms in freshwater lakes, ponds, rivers, and streams generally consist of visible patches of cyanobacteria or blue-green algae. Cyanobacteria are naturally present in low numbers in ...

NEW YORK — The green sludge appeared in New Jersey’s largest lake in June, ruining a usually bustling season of lakeside leisure. Then in July, it surfaced across lakes in the Pacific Northwest and ...

Local officials in Brookline and Newton are urging the public to stay away from bodies of water where a blue-green algae bloom known as cyanobacteria has been found. The Brookline Reservoir now has ...

During what should have been a peaceful walk by the lake, a 2-year-old flat-coated retriever named Cove was exposed to a hidden threat in nature—blue-green algae. The heartbreaking incident is a ...

Beautiful lakeside views can quickly take an ugly turn when the water begins to look like a bucket of green paint. This typically signals the arrival of a harmful algal bloom, which happens when ...

MARIPOSA COUNTY, Calif. — Investigators are considering whether toxic algae blooms or other hazards may have contributed to the deaths of a California couple, their baby, and the family dog on a ...

MARTINEZ, Calif. (KGO) -- The City of Martinez is warning people about an algae bloom at the local marina. Officials are worried it could be harmful to people, pets and wildlife. The warning signs are ...

NEW YORK — The green sludge appeared in New Jersey’s largest lake in June, ruining a usually bustling season of lakeside leisure. Toxic Algae, Potentially Fatal for Dogs, Blooms in Water of 3 New York ...