Louisville Water Company.
DOI. NPS. Biscayne National Park.
San Mateo County Department of Agriculture/Weights and Measures (California).
University of California - Riverside. Center for Invasive Species Research.
Orange County Vector Control District (California).
See also: Information Bulletins on other vectors/pests
Oklahoma State University. Entomology & Plant Pathology.
San Diego Natural History Museum.
Wisconsin Department of Agriculture, Trade, and Consumer Protection.
Oklahoma Department of Agriculture, Food, and Forestry.
University of Florida. Emerging Pathogens Institute.
DOI. National Park Service.
USDA. FS. Lake Tahoe Basin Management Unit.
University of Wisconsin. Sea Grant Institute.
Polk County Department of Land and Water Resources (Wisconsin).
Wisconsin Department of Natural Resources.
University of Wisconsin. Extension Lakes Program. Citizen Lake Monitoring Network.