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The National Invasive Species Information Center (NISIC) manages the Web site. This Web site serves as a reference gateway to information, organizations, and services about invasive species.

Where We are Located

The National Invasive Species Information Center (NISIC) is located at the National Agricultural Library (NAL) in Beltsville, Maryland. NAL is near the intersection of U.S. Route 1 and Interstate Route 95/495 (Beltway Exit 25-North), 15 miles northeast of Washington, DC. See Visit the Library for more information.

How to Contact Us

To contact NISIC electronically (for quickest response):

Use our Ask a Question form
Send us an email -

To contact NISIC by mail:

Joyce Bolton, NISIC Coordinator / Web Manager
National Invasive Species Information Center
Rm 123-I
National Agricultural Library
10301 Baltimore Avenue
Beltsville, MD 20705

How to Provide Feedback or Suggest Resources

Our Web site is under continual development. We are interested in hearing any suggestions you have for improving this Web site, as well as descriptions of any other problems (typos, formatting errors, broken links) you have seen.

If you have suggestions for resources related to invasive species, please use our Ask a Question form.

How to Find Additional Contact Information

To find contact information for NAL services, information centers and personnel, please use one of the following directories: