A 2024 satellite photo shows an unusually active bloom of toxic cyanobacteria swirling in the water of Nevada's Pyramid Lake.

An underwater bloom of toxic algae has wreaked havoc off the coast of South Australia since mid-March 2025. After eight ...

When researchers sampled brain tissue of stranded dolphins, they found Alzheimer’s disease-like developments and drastically ...

Jules Leon climbed into a Ford pickup truck fitted with a net, a wheeled crate he calls a “moon buggie” and a defective winch ...

We are starting two rulemakings to update Washington’s water quality standards to help address freshwater nutrient pollution and the harmful, toxic algal blooms that can result from it.

During heavy rains, excess nutrients run into nearby watersheds, where they can feed potentially toxic algae blooms.

A long-term analysis shows that a major Oregon reservoir abruptly swapped one type of toxic algae for another midway through ...

It’s been more than a decade since toxic algal blooms caused Lake Erie’s western shore to turn bright green and residents to ...

SA government officials say there are some positive signs around the toxic algal bloom crisis as it continues to affect the state's metropolitan beaches.

Scientists have traced Lake Erie’s deadly saxitoxin to a cyanobacterium called Dolichospermum. During the warm summer months, Lake Erie becomes a prime environment for the rapid growth of ...