Florida Department of Health
Blue-Green Algae (Cyanobacteria)
"Cyanobacteria blooms in Florida represent a major threat to water quality, ecosystem stability, surface drinking water supplies, and possibly public health..."
www.doh.state.fl.us/Environment/community/aquatic/cyanobacteria.htm

Department of Health and Human Services - Centers for Disease Control and Prevention
Environmental Hazards & Health Effects
Harmful Algal Blooms (HABs)
Facts About CyanoBacteria and Cyanobacterial Harmful Algal Blooms
www.cdc.gov/hab/cyanobacteria/facts.htm

World Health Organization Toxic Cyanobacteria Guide:
http://www.who.int/water_sanitation_health/resourcesquality/toxcyanobacteria.pdf