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Invasive Species Resources

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University of Massachusetts Extension. Landscape, Nursery, and Urban Forestry Program.
University of Massachusetts Extension. Landscape, Nursery, and Urban Forestry Program.
University of Massachusetts Extension. Landscape, Nursery, and Urban Forestry Program.
University of Massachusetts - Amherst. UMass Extension. Greenhouse Crops & Floriculture Program.
University of Massachusetts - Amherst. UMass Extension. Greenhouse Crops & Floriculture Program.
University of Massachusetts - Amherst. UMass Extension. Greenhouse Crops & Floriculture Program.
Fairbanks Cooperative Weed Management Area.
DOI. NPS. Yellowstone National Park.
USDA. FS. Alaska Region.
Idaho Department of Lands.
See also: Forester Forums for more fact sheets
Massachusetts Institute of Technology Sea Grant. Center for Coastal Resources.
University of Idaho.

Alaska Department of Fish and Game.

Your vigilance could help us intercept and prevent the spread of an unwanted biological invader – an invasive species that shouldn’t be here and which could cause serious harm to Alaska’s native fish and wildlife species, and their habitats.

Idaho State Department of Agriculture. Invasive Species/Noxious Weeds Program.

Idaho Weed Awareness Campaign.
University of Idaho Extension.
This pocket guide has color photographs of all the weeds on Idaho's official noxious weeds list. Inside find maps showing each weed's distribution by county, leaf shape illustrations to aid in identification, and features to help distinguish the weeds from similar-looking plants.
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.
University of Alaska - Fairbanks. Cooperative Extension Service.
University of Idaho. Extension.