One of the largest harmful algae blooms recorded along the Southern California coast has led to the illness and death of thousands of marine mammals and birds in recent months.

Officials are sampling water taken from Lorraine Lake in Deltona, where potentially toxic blue-green algae was spotted.

Lake Okeechobee, Florida's largest freshwater lake, plays a vital role in the state's ecosystem and water management.

Trinity County Water Works General Manager Shane McDonald notified the county’s Environmental Health Division of a visible algal bloom at Ewing Reservoir.

Lake Okeechobee, Florida's largest freshwater lake, plays a vital role in the state's ecosystem and water management. Spanning 730 square miles with ...

Southern California could be dealing with its worst toxic algae bloom ever. Domoic acid toxicosis associated with a bloom off ...

Here's why you should always avoid swimming along the coast during a toxic algae bloom, and how these harmful outbreaks can ...

A mystery white pointer nicknamed ‘Brucey’ was seen near Normanville on Tuesday in waters so shallow its fin stuck out of the ...

The return of a potentially toxic red algae bloom to the waters of western Shinnecock Bay has once again closed the entire ...

A minke whale that was swimming in Long Beach Harbor earlier this month died from domoic acid poisoning, according to ...

The Trump administration has proposed gutting NOAA’s cooperative institutes, which study everything from improving lifesaving ...

Scores of marine mammals — including dolphins — have been sickened by a toxic algae bloom off the San Diego's coast, ...