Code of Colorado Regulations.
Georgia Forestry Commission.
Pennsylvania Fish and Boat Commission.
Scroll to view list of aquatic species banned in Pennsylvania.
University of Maryland. Home and Garden Information Center.
Pennsylvania Department of Conservation and Natural Resources.
Colorado Parks and Wildlife.
Explains state laws and regulations governing wildlife as pets, including what's legal and what's illegal to own, and why.
Maryland Invasive Species Council.
Georgia Exotic Pest Plant Council.
New Mexico Department of Agriculture.
The Director of the New Mexico Department of Agriculture has selected the following plant species to be targeted as noxious weeds for control or eradication pursuant to the Noxious Weed Management Act of 1998 (updated from 2009). This list does not include every plant species with the potential to negatively affect the state's environment or economy.
See also: Noxious Weed Information for more resources.
Colorado Department of Agriculture. Conservation Services Division. Noxious Weed Program.
Pennsylvania Department of Agriculture.
The Pennsylvania Department of Agriculture administers the Noxious Weed Control Law and Noxious Weed Control List and implements federal and state eradication and control programs when a noxious weed of limited distribution in the commonwealth is targeted by federal or state funding for suppression, control or eradication.
West Virginia Code of State Rules.
Potomac Highlands Cooperative Weed and Pest Management Area (West Virginia).
Georgia Invasive Species Task Force.
Georgia Department of Natural Resources.