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Northern Great Plains Network

Exotic Plant Early Detection

Importance / Issues


  • Controlling invasive plants is a high priority to NGPN parks (Symstad 2004) and a primary conservation issue globally (Mack et al. 2000).
  • Early detection and rapid treatment are the most effective way to control exotics plants (Hobbs and Humphries 1995, Rejmánek and Pitcairn 2002).

  • Monitoring Parks :


    All Parks

    Preliminary Monitoring Objectives

    1. Develop and update every 1–5 years a list of high-priority non-native plant species encroaching on each NGPN park unit.
    2. Develop and distribute educational materials (e.g., identification and habitats of concern) about these species to parks, other NPS programs, partners and other agencies, and park visitors.
    3. Develop and maintain a communications plan and online database for soliciting, storing, reporting, and sharing information about incidental observations of these species by park staff, other NPS program staff, partners, and visitors.
    4. Based on qualitative or quantitative prioritization and prediction of habitats most at risk of colonization by targeted species, design and implement field sampling (in collaboration with park staff and volunteers) in each park at 2–5 year intervals to detect new occurrences of these species.

    Potential Measures


    Presence /location of colonizing plants


    Canada Thistle

    Expected Approach


    To be determined. May consist only of information exchange.

    Status & Trends


    Status and Trends will be posted once monitoring has begun.

    Protocol Development & Status

    Just Started

    Contact Information


    Mike Bynum
    Biological Science Technician
    Northern Great Plains Inventory and Monitoring Program
    231 East St. Joseph Street
    Rapid City, SD 57701
    605-341-2801
    michael_bynum@nps.gov

    landscape

    Link to Exotic Plant Intranet page (NPS only)


    update on 07/03/2007   I   http://inp2300fcsdepo1.nps.doi.net/im/units/ngpn/monitor/exoticplant/exoticplant.cfm   I  Email: Webmaster
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