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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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AIS Species and Identification
Montana Fish, Wildlife, and Parks.
Controlled Species
Montana Fish, Wildlife, and Parks.
Fish Dangerous to Indigenous Fish Populations - 6 CRR-NY 180.9
New York Codes, Rules, and Regulations.
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 by Pest Category
Purdue University. Entomology. Extension. Indiana Cooperative Agricultural Pest Survey (CAPS).
Invasive Species

Indiana Department of Natural Resources.
Invasive Species Regulations: Regulated and Prohibited Invasive Species
New York Department of Environmental Conservation.
A regulation was adopted in 2014 that prohibits or regulates the possession, transport, importation, sale, purchase and introduction of select invasive species. The purpose of this regulation is to help control invasive species, a form of biological pollution, by reducing the introduction of new and spread of existing populations.
Montana Noxious Weed List (Jun 2019) (PDF | 142 KB)
Montana Department of Agriculture.
See also: Noxious Weeds for more resources
Noxious Weed Seeds of New York (PDF | 29 KB)
New York State Agricultural Experiment Station.
Noxious Weeds - IC 15-16-7-2
Indiana Code.
Pest Tracker - Exotic Pest Detection By State
USDA. APHIS. Cooperative Agricultural Pest Survey (CAPS). National Agricultural Pest Information System (NAPIS).
Provides State pest detection contacts, recent state exotic pest news, links to state pest resources, and a list of state CAPS survey targets.
Plants and Animals of Rock Creek Park - Non-Native Invasive Plants
DOI. National Park Service; NatureServe. Explore Natural Communities.
Prohibited Species
Montana Fish, Wildlife, and Parks.
Rules Dealing with Noxious Weeds (PDF | 147 KB)
West Virginia Code of State Rules.
Species of Concern
Potomac Highlands Cooperative Weed and Pest Management Area (West Virginia).