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Harmful algal blooms can produce toxins (poisons) that can make people and animals sick and affect the environment. Learn more about them to keep you and your pets safe.
Lake Erie's toxic algae blooms: Why is the water turning green?
Scientists urge the public to be on the lookout for harmful algal blooms in Lake Superior as summer heats up. - Lake Superior Reserve
Can we clean up, stop, or end harmful algal blooms?
Harmful Algal Blooms New Hampshire Department of Health and Human Services
Graphics, Harmful Algal Blooms
Harmful algal bloom - Wikipedia
National Institute of Environmental Health Sciences: Algal Blooms
Harmful Algal Blooms NH Department of Environmental Services
Harmful Algal Blooms U.S. Geological Survey
Harmful Algal Bloom–Associated Illnesses
Harmful Algal Outbreaks and Drinking Water