Hydrilla wrapped around boat motor.
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Identification key in: Hickman, J. ed. 1993. The Jepson Manual: Higher Plants of California. University of California Press.
Growth and spread
Habitat and local distribution
Prevention and Control
General control notes
Manual or mechanical control
References and more information
CDBW (California Department of Boating and Waterways). 2003a. Boater Alert: Hydrilla. Available at http://dbw.ca.gov/Pubs/Hydrilla/index.htm.
CDBW (California Department of Boating and Waterways). 2003b. Clean Boating Habits. Available at http://dbw.ca.gov/Pubs/CleanBoatingHabits/index.htm.
Leavitt, Robert. 2003. CDFA (California Department of Food and Agriculture). Senior Environmental Research Scientist. Personal Communication.
Gibbons, M.V., M.G. Rosenkranz, H.L. Gibbons, Jr., and M.D. Sytsma. 1999. Guide for Developing Integrated Aquatic Vegetation Management in Oregon. Center for Lakes and Reservoirs, Portland State University, Portland, OR.
Hickman, J. ed. 1993. The Jepson Manual: Higher Plants of California. University of California Press.
WSDE (Washington State Department of Ecology). 2001. Final Supplemental Environmental Impact Statement for Freshwater Aquatic Plant Management. Publication Number 00-10-040.
CDFA Hydrilla Program: Annual Progress Report for 2001 and 2002. California Department of Food and Agriculture. Sacramento, CA.
Element Stewardship Abstract for Hydrilla verticillata (L.F.) Royle, hydrilla. M.S. Batcher. 2000. The Nature Conservancy, Wildland Invasive Species Team. Arlington, VA. Available at http://tncweeds.ucdavis.edu/esadocs/hydrvert.html.
Hydrilla verticillata. K. Godfrey. In Invasive Plants of California Wildlands. Carla C. Bossard, John M. Randall, Marc C. Hoshovsky, Editors. 2000. University of California Press. Available at http://groups.ucanr.org/ceppc/Invasive_Plants_of_California's_Wildlands.
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