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  • 2018 Pacific Lamprey Assessment

    2018 Pacific Lamprey Assessment

    This Assessment; identifies critical uncertanties regarding lamprey life history; tracks current knowledge of habitat requiriements, abundance, distribution; describes threats and factors for decline throughout its United States range. 

    Document here

  • Passage Guidelines for Pacific Lamprey in Fishways

    A Pacific lamprey passage system

    The Pacific Lamprey Technical Workgroup has released guidlines on modifications that can be made in existing, typical adult salmonid fishway designs to better accommodate and improve upstream passage for adult Pacific lamprey without compromising conditions for salmonids. 

    View the full document

  • Best Management Practices to Minimize Adverse Effects to Pacific Lamprey

    Best Management Practices to Minimize Adverse Effects to Pacific Lamprey

    This document provides Best Practices that can be incorporated into any stream disturbing activity on lands managed by the Forest Service and Bureau of Land Management throughout the range of Pacific lamprey. 

    View the full document

  • Taking the Initiative to Conserve Pacific Lamprey

    USFWS Video: Taking the Initiative to Conserve Pacific Lamprey

     Learn why the Service, Native American tribes, and partners are using the Pacific Lamprey Conservation Initiative to put voluntary conservation and restoration measures in place for this ancient species.

    Watch the Video

initiative Updates

2018 Pacific Lamprey Assessment

This Assessment; identifies critical uncertanties regarding lamprey life history; tracks current knowledge of habitat requiriements, abundance, distribution; describes threats and factors for decline throughout its United States range. 

Learn more

recent initiative-related meetings

notes from the field

Service and Yakama Indian Nation scientists are using eDNA to better track lamprey populations. Read how

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