Cooperative Research Units
Education, Research And Technical Assistance For Managing Our Natural Resources
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Establish Non-essential Population of 2 Endangered Mussel Species in the Lower French Broad River, Tennessee


September 2009 - January 2014


The goal of this project is to re-establish reproducing populations of two endangered mussels in the French Broad River.
- Translocate 200 adult Epioblasma capsaeformis and 200 Lemiox rimosus into the French Broad River each year.
- Assess survival of translocated individuals.
- Determine if gametogenesis and spawning occurs.
- Determine if recruitment is successful.


Current Staff

Federal Staff: 2

Masters Students: 3

Phd Students: 2

Post Docs: 1

University Staff: 3

5 Year Summary

Students graduated: 10

Scientific Publications: 48

Presentations: 82



  • James LayzerPrincipal Investigator

Funding Agencies

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Tennessee Cooperative Fishery Research Unit Cooperators

  1. Tennessee Technological University
  2. Tennessee Wildlife Resources Agency
  3. U.S. Fish and Wildlife Service
  4. U.S. Geological Survey