Seneca Lake is still feeling the effects of a dry fall, and local officials say it’s a good time to stay alert on the water.

The North Dakota Department of Environmental Quality is done monitoring harmful algal blooms this year. Officials say people ...

The New Mexico Environment Department issued a warning about harmful algae blooms found in lakes in northern New Mexico. NMED ...

The Montana Department of Environmental Quality is warning residents about harmful algae blooms appearing in lakes and ...

Toxic algae killed hundreds of marine mammals near L.A. in the last year. Scientists suspected January wildfire runoff may be ...

U.S. Sen. Dan Sullivan, R-Alaska, thanked Senate colleagues this week for unanimously passing the Harmful Algal Bloom and Hypoxia Research and Control Amendments (HABHRCA) Act of 2025.

Toxic algae blooms in Pattison Lake prompt health advisories against water contact due to high levels of the liver toxin, ...

A Harmful Algal Bloom (HAB) observed in the Hudson River in recent days has been expanding.  Satellite images show it ...

A toxic red tide (Karenia brevis) bloom can make parts of the Gulf deadly to fish and shorebirds as well as marine mammals ...

Southwick Select Board member Douglas Moglin acknowledged Monday night the town’s response to a toxic algae bloom discovered ...

Deepor Beel, a Ramsar site, is home to fish species and migratory birds, which are now threatened by the ripple effects of ...

This is the first time such a large harmful algal bloom has been documented in the Hudson River, but it will not be the last.