An official website of the United States government.

The .gov means it’s official.
Federal government websites always use a .gov or .mil domain. Before sharing sensitive information online, make sure you’re on a .gov or .mil site by inspecting your browser’s address (or “location”) bar.

This site is also protected by an SSL (Secure Sockets Layer) certificate that’s been signed by the U.S. government. The https:// means all transmitted data is encrypted — in other words, any information or browsing history that you provide is transmitted securely.

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

Invasive Species Resources

Provides access to all site resources, with the option to search by species common and scientific names. Resources can be filtered by Subject, Resource Type, Location, or Source.

Displaying 1 to 4 of 4

Search Help
Economic Impact of Invasive Species: Direct Costs Estimates and Economic Impacts for Washington State (Jan 2017) (PDF | 4.94 MB)

Washington State Recreation and Conservation Office. Washington Invasive Species Council.

See also: Economic Impact of Invasive Species to Washington State Fact Sheet (PDF | 205 KB)

Invasive Tree Pests - Thousand Cankers Disease
Missouri Department of Conservation.
See also: For more information about Invasive Tree Pests (insects and diseases) that are not native to Missouri
Managing Invasive Species: How Much Do We Spend? (Jul 2012) (PDF | 2.04 MB)
University of Alaska Anchorage. Institute of Social and Economic Research.
The Economics of Invasive Species (2009)

Oregon Sea Grant; Oregon State University; DOC. National Oceanic and Atmospheric Association.

Prepared for the Oregon Invasive Species Council.