An official website of the United States government.
Our About Invasive Species section provides information about how invasive species are officially defined, as well as federal invasive species-related information.
- What are Invasive Species? - Provides the official definition of invasive species as per Executive Order 13112.
- Invasive Species Definition Clarification and Guidance White Paper - Provides a non-regulatory policy interpretation of the term invasive species.
- Invasive Species Definition Clarification and Guidance White Paper - Provides a non-regulatory policy interpretation of the term invasive species.
- Federal Government's Response - Learn how Federal activities regarding invasive species are coordinated.
- Executive Orders for Invasive Species - Provides information for invasive species related executive orders.
- National Invasive Species Council Annual Work Plan - Reflects the general coordination responsibilities of the NISC staff.
- Executive Orders for Invasive Species - Provides information for invasive species related executive orders.