Information about the history of algae in Clear Lake, nuisance Blue-Green algae and Cyanobacterial blooms, and graphs/reports can be found within the Lake County Department of Water Resources website.
Visit the Lake County Department of Environmental Health for more information about Blue-Green algae, mercury accumulation in fish, and press releases.
What exactly are Blue-Green Algae (Cyanobacteria)? How do they affect humans? Is our drinking water safe? These questions and more are answered by the California Department of Public Health.
Microscope photos of some algal species found in Clear Lake are shown below, and were taken by Deborah A. Hunter, UC Davis.