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 (NISIC)

The gateway to invasive species information; covering federal, state, local and international sources.
Invasive species are plants, animals, or pathogens that are non-native (or alien) to the ecosystem under consideration, and whose introduction causes or is likely to cause harm.

Slideshow of Featured Species

  • European Grapevine Moth

    Feeds on grapevine flowers and berries (Zalom et al. 2011)

  • Chilli Thrips

    Attacks and causes significant damage to over 100 vegetable, ornamental, and fruit crops, particularly peppers, eggplant, and tomatoes (Nietschke et al. 2008)

  • Khapra Beetle

    Destructive pest of cereal grains and oilseeds (CABI)

  • Golden Nematode

    Capable of causing a 100% loss in potato yields (Brodie and Mai 1989)

Featured News and Resources

News

Read the latest invasive species research news from ScienceDaily

What's New

See what's new on NISIC's Web site

Identify

Identify species that may be invasive

Calendar and Events

Find invasive species related conferences and events