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Invasive Species Resources

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University of Maryland. Cooperative Extension. Home and Garden Information Center.
See also: Home and Garden Information Center Publications for more factsheets
Cornell University. Cooperative Extension of Suffolk County. Horticulture Diagnostic Laboratory.
See also: Tree and Shrub Insect Pests for more fact sheets.

Maine Department of Conservation. Maine Forest Service. Forest Health and Monitoring Division.

Cornell University Cooperative Extension. Oneida County.
See also: Home and Garden - Weeds for more fact sheets
North Dakota State University. Extension Service.
Publication W1132
North Dakota Game and Fish Department.
View current information on the locations of curlyleaf pondweed, Eurasian watermilfoil, and zebra mussels in North Dakota waters.

Maine Department of Agriculture, Conservation, and Forestry. Maine Forest Service.

University of Maine. Cooperative Extension.
New York Department of Environmental Conservation.
University of New Hampshire. Cooperative Extension.
Columbia University. Center for Environmental Research and Conservation.
Columbia University. Center for Environmental Research and Conservation.
Columbia University. Center for Environmental Research and Conservation.
Columbia University. Center for Environmental Research and Conservation.
Columbia University. Center for Environmental Research and Conservation.
Columbia University. Center for Environmental Research and Conservation.
Columbia University. Center for Environmental Research and Conservation.
Columbia University. Center for Environmental Research and Conservation.
Columbia University. Center for Environmental Research and Conservation.
Columbia University. Center for Environmental Research and Conservation.