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U.S. Department of Agriculture
National Invasive Species Information Center
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Invasive Species Resources

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Gypsy Moth in Indiana
Purdue University. Entomology. Extension.
Health Topics - West Nile Virus
New York City Department of Health.
Help Stop Aquatic Invasive Species - Glacier National Park Watercraft Launch Regulations
DOI. NPS. Glacier National Park.
Glacier National Park waters are generally open for boating from mid-May through October. All watercraft require an NPS inspection and permit before launching. Prior cleaning, draining, and drying of all watercraft, both externally and internally, will reduce inspection time significantly.
Hemlock Woolly Adelgid (PDF | 437 KB)
Cornell University. Cooperative Extension of Suffolk County. Horticulture Diagnostic Laboratory.
See also: Tree and Shrub Insect Pests for more fact sheets.
Home Grown Facts - Greater and Lesser Celandine (PDF | 1.0 MB)
Cornell University Cooperative Extension. Oneida County.
See also: Home and Garden - Weeds for more fact sheets
Impact of an Invasive Species: Nile Perch Disrupt the Ecosystem of Lake Victoria
National Geographic Society.
Nile perch were introduced to Lake Victoria in the 1950s to boost the fishing industry. The introduction of Nile perch caused an economic boom, but almost caused cichlids, a native fish, to go extinct. Discover the role an invasive species can play in an ecosystem and social system.
Impacts of Aquatic Invasive Species
Montana Fish, Wildlife, and Parks.
Indiana Terrestrial Plant Rule
Indiana Department of Natural Resources.
The Indiana Terrestrial Plant Rule (312 IAC 18-3-25) designates 44 species of plants as invasive pests. This rule makes it illegal to sell, gift, barter, exchange, distribute, transport, or introduce these plants in the State of Indiana. This rule goes into effect in two stages. As of April 18, 2019, it is illegal to introduce plant species on this list not already found in Indiana. Plant species already in trade will be prohibited from sale one year later (April 18, 2020).
Indiana's "Most Unwanted" Invasive Plant Pests
Purdue University. Entomology. Extension. Indiana Cooperative Agricultural Pest Survey (CAPS).
Indiana's "Most Unwanted" Invasive Plant Pests by Pest Category
Purdue University. Entomology. Extension. Indiana Cooperative Agricultural Pest Survey (CAPS).
Insects & Other Species - Spotted Lanternfly
New York Department of Environmental Conservation.
Integrated Pest Management
University of Arizona. Cooperative Extension.
Introduced Species Summary Project - Africanized Honey Bee
Columbia University. Center for Environmental Research and Conservation.
Introduced Species Summary Project - Alewife
Columbia University. Center for Environmental Research and Conservation.
Introduced Species Summary Project - Apple Snail
Columbia University. Center for Environmental Research and Conservation.
Introduced Species Summary Project - Asian Longhorned Beetle
Columbia University. Center for Environmental Research and Conservation.
Introduced Species Summary Project - Asian Swamp Eel
Columbia University. Center for Environmental Research and Conservation.
Introduced Species Summary Project - Australian Paperbark
Columbia University. Center for Environmental Research and Conservation.
Introduced Species Summary Project - Brazilian Peppertree
Columbia University. Center for Environmental Research and Conservation.
Introduced Species Summary Project - Brown Tree Snake
Columbia University. Center for Environmental Research and Conservation.