Research Fishery Biologist & Field Station Supervisor
Western Basin Ecosystems Branch, Hammond Bay Biological Station

Education:
B.A., (Philosophy), University of Minnesota-Duluth, 1971
B.S., (Fishery Biology), University of Minnesota-St. Paul, 1973
M.S., (Fisheries Science), Iowa State University, 1975
Ph.D., (Fisheries and Wildlife), Michigan State University, 2008

Research Interests:
Fisheries ecology in large lakes; sea lamprey ecology and assessment; effects of sea lampreys on host fishes.

Mailing Address:
USGS Great Lakes Science Center
Hammond Bay Biological Station
11188 Ray Road
Millersburg, MI 49759-9481

E-mail: rbergstedt@usgs.gov

Phone: (989) 734-4768, ext. 114

Fax: (989) 734-4494

Bergstedt, Roger A. and Michael B. Twohey. 2007. Research to support sterile-male-release and genetic alteration techniques for sea lamprey control. Journal of Great Lakes Research 33(Special Issue 2): 48-69.
Contribution # 1406 [Abstract]

Bergstedt, Roger A. and Michael B. Twohey. 2006. Research to support sterile-male-release and other genetic alteration techniques for sea lamprey control. Sea Lamprey Research Program. Great Lakes Fishery Commission, Ann Arbor , MI. 38 pp.
Contribution # 1342B [Abstract] [PDF 196 KB]

Madenjian, Charles P., Daniel V. O'Connor, Steven A. Pothoven, Philip J. Schneeberger, Richard R. Rediske, James P. O'Keefe, Roger A. Bergstedt, Ray L. Argyle, and Stephen B. Brandt 2006. Evaluation of a lake whitefish bioenergetics model. Transactions of the American Fisheries Society 135(1): 61-75.
Contribution # 1339 [Abstract] [PDF 91 KB]