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Endangered Species Bulletin

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    Date of this Version

    5-2004

    Document Type

    Article

    Comments

    Published by U.S. Department of Interior, U.S. Fish and Wildlife Service, Great Lakes/Big Rivers Region, Ft. Snelling, Minnesota.

    Abstract

    TABLE OF CONTENTS:
    DISCLAIMER

    EXECUTIVE SUMMARY

    I. INTRODUCTION

    Description of Lampsilis higginsii
    Taxonomy and Systematics
    Morphological Description
    Historical and Present Distributions
    Recent Reintroductions
    Essential Habitat Areas
    Critical Habitat
    Biology, Ecology and Life History
    Reproduction
    Feeding
    Habitat
    Substrate
    Stream Flow/Current/Hydrologic Variability
    Water Quality
    Water Quality Data Gaps
    Community Associations
    Non-human Predators
    Genetics
    Reasons for listing
    Present Threats
    Zebra Mussels and other Invasive Species
    Habitat Alteration
    Water Quality
    Commercial Harvest
    Conservation Measures
    Ten-Year Field Studies in Essential Habitat Areas
    Development of Relocation (Translocation) Techniques
    Development of Artificial Propagation Techniques
    Development of Uniform Regulations Concerning Clam Harvesting Methods
    Summary of Current State Mussel Harvest Regulations in the Range of Higgins Eye

    II. RECOVERY
    Recovery Strategy
    Recovery Goals and Recovery Criteria
    Intermediate Goal (Reclassification of Lampsilis higginsii to Threatened Status)
    Final Goal (Delisting)
    Narrative Outline for Recovery Activities

    III. IMPLEMENTATION SCHEDULE

    LITERATURE CITED

    APPENDICES

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