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Dr. Jeff Falke

Jeff Falke, Assistant Leader Fisheries, Alaska CFWRU


  • Ph D Colorado State University 2009
  • MS Kansas State University 2004
  • BS University of Missouri 2000


Jeff joined the Alaska Cooperative Fish and Wildlife Research Unit as Assistant Leader-Fisheries in June 2012. He holds a joint appointment as an Assistant Professor in the School of Fisheries and Ocean Science and the Institute of Arctic Biology, University of Alaska Fairbanks.

Research Interests

Freshwater fish ecology and conservation biology; Ecology and evolutionary biology of salmonids; Landscape and spatial ecology of freshwater ecosystems; Climate change impacts on aquatic systems; Impacts of introduced species on native aquatic fauna

Teaching Interests

Freshwater fish ecology

Professional Society Service

  • American Fisheries Society - Vice-President - Alaska Chapter (November 2015 - March 2017)
  • American Fisheries Society - Western Division Representative to the Education Section (August 2015 - August 2016)
  • American Fisheries Society - Program Committee - Alaska Chapter American Fisheries Society Annual Meeting (August 2013 - October 2013)

Research Publications

  • Fraley, K.M., Falke, J.A., McPhee, M.V., and A. Prakash. 2018. Rainbow trout movement behavior and habitat occupancy are influenced by sex and Pacific salmon presence in an Alaska river system. Canadian Journal of Fisheries and Aquatic Sciences 75: 525-537.
  • Matter, A.N., Falke, J.A., López, J.A., and J.W. Savereide. 2018. A rapid- assessment method to estimate the distribution of juvenile Chinook salmon in tributary habitats using eDNA and occupancy estimation. North American Journal of Fisheries Management 38: 223-236. DOI: 10.1002/nafm.10014.
  • Sparks, M.M., Westley, P.A.H., Falke, J.A., and T.P. Quinn. 2017. The role of thermal adaptation and phenotypic plasticity for responding to a warming world: insights from common garden experiments in Alaskan sockeye salmon. Global Change Biology. DOI: 10.1111/gcb.13782
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Current Projects

Completed Projects


  • Physical Processes in Freshwater Ecosystems (2017)
  • Physical Processes in Freshwater Ecosystems (2015)
  • Stream Fish Community Ecology (2015)
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Alaska Other Professional Positions and Memberships

  • Jeff FalkeTeam Member, Chena River Watershed Resources Action Plan (November 2014 - April 2015)

Alaska University Committees and Workgroups

  • Jeff FalkeCore Team Member, UAF Center for Salmon and Society (December 2014 - January 2017)
  • Jeff FalkeMember, Scholarship and Endowment Committee, Department of Fisheries and Wildlife, Oregon State University (October 2011 - May 2012)

Current Staff

Federal Staff: 4

Masters Students: 4

Phd Students: 5

Post Docs: 3

University Staff: 2

5 Year Summary

Students graduated: 24

Scientific Publications: 128

Presentations: 230


Contact Information

Tel: (907) 474 - 6044 Personal Web Site:

Current Students

Alaska Cooperative Fish and Wildlife Research Unit Cooperators

  1. Alaska Department of Fish and Game
  2. U.S. Fish and Wildlife Service
  3. U.S. Geological Survey
  4. University of Alaska Fairbanks
  5. Wildlife Management Institute