U.S. Fish & Wildlife Service

Invasive Species


Learn More About Invasive Species

Contact Us

For questions about invasive species, please contact:

John Klavitter, M.Sc
Phone: (703) 358-2063
Fax: (703) 358-1929
E-mail: John_Klavitter@fws.gov

National Invasive Species Program Coordinator
US Fish & Wildlife Service
National Wildlife Refuge System, Headquarters
Division of Natural Resources and Conservation Planning
Branch of Wildlife Resources
4401 N. Fairfax Drive, Room 611
Arlington, VA 22203

Donald MacLean
Phone: (703) 358-2108
Fax: (703) 358-2044
E-mail: Don_MacLean@fws.gov

Aquatic Invasive Species
Fisheries and Habitat Conservation
4401 N. Fairfax Dr., Room 740c
Arlington, VA 22203