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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

  • Soybean Rust

    Disease of soybean and other legumes; P. pachyrhizi can reduce soybean yields up to 80% (Schnepf 2005); P. meibomiae is less virulent but has a broader host range (CABI)

  • Lionfish

    Preys on native species; has venomous spines (Morris and Whitfield 2009)

  • Russian Wheat Aphid

    Pest of wheat and barley (Shufran et al. 2007)

  • Curly Pondweed

    Forms dense mats that inhibit growth of native species and impede recreational activities (Catling and Dobson 1985)

Featured News and Resources


Read the latest invasive species research news from ScienceDaily

What's New

See what's new on NISIC's Web site


Identify species that may be invasive

Calendar and Events

Find invasive species related conferences and events