Plant, animal, or microbe species that is non-native (or alien) to the ecosystem under consideration and whose introduction causes or is likely to cause economic or environmental harm, or harm to human health.
The Invasive Species Information Node (ISIN) of the National Biological Information Infrastructure (NBII) creates a central repository for information pertaining to the identification, description, management, and control of invasive species.
On-line version of a USGS Fact Sheet describing Snakeheads, aggressive airbreathing freshwater fishes that are not native to North America. Snakeheads are considered injurious to certain native North American fish and other aquatic wildlife.
This program provides management-oriented research and delivers information needed to prevent, detect, control, and eradicate invasive species, and to restore impaired ecosystems.
Links to research projects that will improve the ability to detect, monitor, and predict the effects of invasive species, including exotic animals, on native ecosystems of the Pacific Southwest (California, Nevada, Utah, and Arizona).
Articles from the July/August issue of People, Land & Water, the employee news magazine of the Dept. of the Interior, on lost natural resources, loss of biodiversity, and damage to our biological heritage by invasive plants, animals, and microbes.
List and brief abstracts on research projects on invasive species, the ecology of introduced species, and developing management strategies at Patuxent Wildlife Research Center.