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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.

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Slideshow of Featured Species

  • White Spotted Jellyfish

    Preys on native species; negatively impacts shrimp industry by clogging nets and damaging fishing equipment (Ocaña-Luna et al. 2010)

  • Common Teasel

    Crowds out native species (Gucker 2009)

  • Emerald Ash Borer

    Ash trees lose most of their canopy within 2 years of infestation and die within 3-4 years (McCullough and Usborne 2015; Poland and McCullough 2006)

  • Africanized Honeybee

    More aggressive than European honeybees; negative impact on honey production industry (Hall et al. 2010)

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