Thomas Nalepa

Current Research Projects:
(See also All Research Projects for Nalepa)

• Mapping the Condition of Diporeia: Insights into Mechanisms of Declines
• Adaptive Integrated Framework (AIF): A New Methodology for Managing Impacts of Multiple Stressors in Coastal Ecosystems
• Impacts of Hypoxia on the Benthos of Central Lake Erie
• Long Term Trends in the Pelagic Foodweb in Lake Michigan
• Diets and Condition of Forage Fish in Southern Lake Huron
• Biomass, Condition of Western Lake Erie Dreissenids
• Assessments of Benthic Macroinvertebrate Communities in the Great Lakes
• Pelagic-Benthic Coupling in Nearshore Lake Michigan: Linking Pelagic Inputs to Benthic Productivity
• Long-Term Trends in Benthic Populations

Recent GLERL Publications:
(See also All GLERL Publications for Nalepa)

• NALEPA, T.F., D.L. FANSLOW, and G.A. LANG. Transformation of the offshore benthic community in Lake Michigan: Recent shift from the native amphipod Diporeia spp. to the invasive mussel Dreissena rostriformis bugensis. Freshwater Biology 54(3):466-479 (2009). http://www.glerl.noaa.gov/pubs/fulltext/2009/20090007.pdf
• NALEPA, T.F., S.A. POTHOVEN, and D.L. FANSLOW. Recent changes in benthic macroinvertebrate populations in Lake Huron and impact on the diet of lake whitefish (Coregonus clupeaformus). Aquatic Ecosystem Health and Management 12(1):2-10 (2009). http://www.glerl.noaa.gov/pubs/fulltext/2009/20090009.pdf
• Dettmers, J.M., C.P. Madenjian, P.J. Allen, S.A. POTHOVEN, and T.F. NALEPA. Impacts of recent invasive species on nearshore fishes. In The State of Lake Michigan in 2005. D.F. Clapp and W. Horns (Eds.). Great Lakes Fishery Commission Special Publication 08-02. Great Lakes Fishery Commission, Ann Arbor, MI, pp. 19-26 (2008). http://www.glerl.noaa.gov/pubs/fulltext/2008/20080066.pdf
• Kiziewicz, B., and T.F. NALEPA. Some fungi and water molds in waters of Lake Michigan with emphasis on those associated with the benthic amphipod Diporeia spp.. Journal of Great Lakes Research 34:774-780 (2008). http://www.glerl.noaa.gov/pubs/fulltext/2008/20080052.pdf
• NALEPA, T.F., D.L. FANSLOW, G.A. LANG, D.B. LAMARAND, L.G. CUMMINS, and G.S. CARTER. Abundances of the amphipod Diporeia spp. and the mussels Dreissena polymorpha and Dreissena rostriformis bugensis in Lake Michigan in 1994-1995, 2000, and 2005. NOAA Technical Memorandum GLERL-144. NOAA, Great Lakes Environmental Research Laboratory, Ann Arbor, MI, 25 pp. (2008). ftp://ftp.glerl.noaa.gov/publications/tech_reports/glerl-144/tm-144.pdf
• NALEPA, T.F., D.L. FANSLOW, S.A. POTHOVEN, A.J. FOLEY III, and G.A. LANG. Long-term trends in benthic macroinvertebrate populations in Lake Huron over the past four decades. Journal of Great Lakes Research 33(2):421-436 (2007). http://www.glerl.noaa.gov/pubs/fulltext/2007/20070020.pdf
• NALEPA, T.F., D.L. FANSLOW, S.A. POTHOVEN, A.J. FOLEY III, G.A. LANG, S.C. Mozley, and M.W. Winnell. Abundance and distribution of benthic macroinvertebrate populations in Lake Huron in 1972 and 2000-2003. NOAA Technical Memorandum GLERL-140. NOAA, Great Lakes Environmental Research Laboratory, Ann Arbor, MI, 33 pp. (2007). ftp://ftp.glerl.noaa.gov/publications/tech_reports/glerl-140/tm-140.pdf
• Zaiko, A., S. Olenin, D. Daunys, and T.F. NALEPA. Vulnerability of benthic habitats to the aquatic invasive species. Biological Invasions 9:703-714 (doi 10.1007/s10530-006-9070-0) (2007). http://www.glerl.noaa.gov/pubs/fulltext/2006/20060037.pdf
• CARTER, G. S., T. F. NALEPA, and R. R. Rediske. Status and trends of benthic populations in a coastal drowned river mouth lake of Lake Michigan. Journal of Great Lakes Research 32:578-595 (2006). http://www.glerl.noaa.gov/pubs/fulltext/2006/20060029.pdf
• FOLEY, A. J. III., T. F. NALEPA, G. K. Walker, and M. J. McCORMICK. Epibiont populations associated with Diporeia spp. (amphipoda) from Lake Michigan. Verh. Internat. Verein. Limnol. 29:1205-1211 (2006).
• NALEPA, T. F., D. L. FANSLOW, A. J. FOLEY III, G. A. LANG, B. J. EADIE, and M. A. QUIGLEY. Continued disappearance of the benthic amphipod Diporeia spp. in Lake Michigan: Is there evidence for food limitation? Aquatic Invaders 17(3):1-12 (2006). http://www.glerl.noaa.gov/pubs/fulltext/2006/20060018.pdf
• POTHOVEN, S. A., and T. F. NALEPA. Feeding ecology of lake whitefish in Lake Huron. Journal of Great Lakes Research 32:489-501 (2006). http://www.glerl.noaa.gov/pubs/fulltext/2006/20060030.pdf
• POTHOVEN, S. A., T. F. NALEPA, C. P. Madenjian, R. R. Rediske, P. J. Schneeberger, and J. X. He. Energy density of lake whitefish Coregonus clupeaformis in Lakes Huron and Michigan. Environmental Biology of Fishes 76:151-158 (2006). http://www.glerl.noaa.gov/pubs/fulltext/2006/20060031.pdf
• Zhulidov, A. V., T. F. NALEPA, A. V. Kozhara, D. A. Zhulidov, and T. Y. Gurtovaya. Recent trends in relative abundance of two dreissenid species, Dreissena polymorpha and Dreissena bugensis in the lower Don River System, Russia. Archives fur Hydrobiologie 165(2):209-220 (2006). http://www.glerl.noaa.gov/pubs/fulltext/2006/20060010.pdf
• NALEPA, T. F., D. L. FANSLOW, A. J. FOLEY III, G. A. LANG, B. J. EADIE, and M. A. QUIGLEY. Continued disappearance of the benthic amphipod Diporeia spp. in Lake Michigan: Is there evidence of food limitation? Canadian Journal of Fisheries and Aquatic Sciences 63:872-890 (2006). http://www.glerl.noaa.gov/pubs/fulltext/2006/20060003.pdf
• NALEPA, T. F., D. C. Rockwell, and D. W. Schloesser. Disappearance of the amphipod Diporeia spp. in the Great Lakes: Workshop summary, discussion, and recommendations. NOAA Technical Memorandum GLERL-136. NOAA, Great Lakes Environmental Research Laboratory, Ann Arbor, MI, 20 pp. (2006). ftp://ftp.glerl.noaa.gov/publications/tech_reports/glerl-136/tm-136.pdf
• Barbiero, R. P., T. F. NALEPA, and M. L. Tuchman. Phytoplankton, zooplankton, and benthos. In The State of Lake Huron in 1999. M.P. Ebener (Ed.). Special Publication 05-02. Great Lakes Fishery Commission, Ann Arbor, MI, 33-41 (2005).http://www.glerl.noaa.gov/pubs/fulltext/2005/20050029.pdf

Recent Presentations:
* denotes speaker

• *Carrick, H.J., S. Ripple, L. Jungbluth, T.F. NALEPA, and N. HAWLEY. Is there a link between seasonal phytoplankton dynamics and hypoxia in Lake Erie? 52nd Annual Conference of the International Association for Great Lakes Research, University of Toledo, Toledo, OH, May 18-22, 2009 (2009).
• *FAHNENSTIEL, G.L., S.A. POTHOVEN, H.A. VANDERPLOEG, D. Klarer, T.F. NALEPA, and D. Scavia. Long-term trends in phytoplankton abundance, composition and primary production in the offshore region of  southeastern Lake Michigan. 52nd Annual Conference of the International Association for Great Lakes Research, University of Toledo, Toledo, OH, May 18-22, 2009 (2009).
• *POTHOVEN, S.A., G.L. FAHNENSTIEL, H.A. VANDERPLOEG, T.F. NALEPA, and C.P. Madenjian. Changes in southeast Lake Michigan offshore lower food web and implications for fish. Annual Meeting of the Michigan Chapter of the American Fisheries Society, Dundee, MI, March 18, 2009 (2009).
• LANSING, M.B., T.F. NALEPA, J. DYBLE, M.J. McCORMICK, S.A. RUBERG, and R.W. MUZZI. Great Lakes research at GLERL. GLERL presentations and facility tour to students at Lansing Community College and Concordia University, Ann Arbor, MI, April 17, 2008 (2008).
• NALEPA, T.F. Transformation of the offshore benthic community in Lake Michigan: Implications of the dramatic shift from the native amphipod to the invasive quagga mussel in 12 years. Inland Seas Association, Traverse City, MI, March 11, 2008 (2008).
• NALEPA, T.F. A chronological perspecive on ecological impacts of dreissenids in the Great Lakes: some expected and unexpected outcomes. 51st Annual Conference of the International Association for Great Lakes Research, Trent University, Peterborogh, Ontario, Canada, May 19-23, 2008 pp. (2008).
• *NALEPA, T.F., and D.A. Rockwell. Status of Diporeia spp. and dreissenids in the upper Great Lakes. Great Lakes Fishery Commission Annual Meeting, Niagara Falls, Ontario, Canada, March 2008 (2008).
• *POTHOVEN, S.A., and T.F. NALEPA. Fish diets and condition in Lake Huron (poster). 51st Annual Conference of the International Association for Great Lakes Research, Trent University, Peterborough, Ontario, Canada, May 19-23, 2008 (2008).
• *VANDERPLOEG, H.A., T.F. NALEPA, G.L. FAHNENSTIEL, S.A. POTHOVEN, J.R. LIEBIG, J. DYBLE, and S. ROBINSON. Dreissenids as nearshore and offshore engineers: predicting direct and indirect effects of mussels on pelagic food webs. 51st Annual Conference of the International Association for Great Lakes Research, Trent University, Peterborough, Ontario, Canada, May 19-23, 2008 (2008).
• *VANDERPLOEG, H.A., T.F. NALEPA, and D.F. REID. Dreissenids in North America: 20 years of consequences - synthesis and open discussion. 51st Annual Conference of the International Association for Great Lakes Research, Trent University, Peterborough, Ontario, Canada, May 19-23, 2008 (2008).
• *VANDERPLOEG, H.A., S.A. POTHOVEN, G.L. FAHNENSTIEL, and T.F. NALEPA. Surprising synergies between invasive species and climate impacts. NOAA Climate Impacts on Great Lakes Ecosystems Workshop, University of Michigan, Ann Arbor, MI, July 29-31, 2008 (2008).
• NALEPA, T.F. The continued expansion of the quagga mussel population in Lake Michigan. 5th Biennial State of Lake Michigan Conference, Traverse City, MI, October 2007 (2007).
• NALEPA, T.F. Aquatic invasive species and recent food web disruptions in the Great Lakes. Shipman Society Invited Lecture, University of Michigan, Ann Arbor, MI, November 2007 (2007).
• *Carrick, H. J., L. Jones, S. Ripple, T.F. NALEPA, and N. HAWLEY. Phytoplankton dynamics and hypoxia in Lake Erie. American Society of Limnology and Oceanography (ASLO) 2007 Aquatic Sciences Meeting, Albuquerque, NM, February 4-9, 2007. (2007).
• *Carrick, H. J., T.F. NALEPA, and N. HAWLEY. A link between seasonal plankton dynamics and hypoxia in Lake Erie. 50th Annual Conference of the International Association for Great Lakes Research, Penn State University, University Park, PA, May 28-31,2007. (2007).
• *HÖÖK, T. O., S.A. LUDSIN, S.A. POTHOVEN, J. ROBERTS, T.F. NALEPA, H.A. VANDERPLOEG, S.A. RUBERG, and S.B. BRANDT. Influence of hypoxia on the ecology of zooplanktivorous and venthivorous fishes in Lake Erie's central basin. Symposium - Ecological Impacts of Hypoxia on Living Resources, Bay St. Louis, MS, March 26-27, 2007. (2007).
• NALEPA, T.F. Aquaatic invasive species and recent food web disruptions in the Great Lakes. Invited Seminar, Purdue University, West Lafayette, IN, February 2007. (2007).
• NALEPA, T.F. Aquatic invasive species and recent food web disruptions in the Great Lakes. Invasive Species Course, Northwestern Community College, Traverse City, MI, June 2007. (2007).
• *NALEPA, T.F., and D. L. FANSLOW. A comparison of benthic changes in Lakes Michigan and Huron. 50th Annual Conference of the International Associatiaon for Great Lakes Research, Penn State University, University Park, PA, May 28-31, 2007. (2007).
• *ROBERTS, J.J., T.O. HÖÖK, S.A. LUDSIN, S.A. POTHOVEN, H.A. VANDERPLOEG, and T.F. NALEPA. The ecological response of yellow perch to hypoxia in Lake Erie's central basin. 50th Annual Conference of the International Association for Great Lakes Research, Penn State University, University Park, PA, May 28-31, 2007. (2007).
• *ROBERTS, J.J., T.O. HÖÖK, S.A. LUDSIN, S.A. POTHOVEN, H.A. VANDERPLOEG, and T.F. NALEPA. The ecological response of yellow perch to hypoxia in Lake Erie's central basin (poster). Great Lakes Workshop on the North American Great Lakes: Comparisons with the Baltic Sea, University of Michigan, Ann Arbor, MI, February 20, 2007. (2007).
• *ROBERTS, J.J., T.O. HÖÖK, S.A. LUDSIN, S.A. POTHOVEN, H.A. VANDERPLOEG, and T.F. NALEPA. The ecological response of yellow perch to hypoxia in Lake Erie's central basin (poster). NOAA 200th Anniversary Outreach Event: A Great Day in the Great Lakes, Shedd Aquarium, Chicago, IL, September 8, 2007. (2007).
• *VANDERPLOEG, H.A., R. PICHLOVA, S.A. POTHOVEN, and T.F. NALEPA. Ecological effects of invasive invertebrates in the Great Lakes and Baltic Sea: A never-ending story. Great Lakes Workshop on the North American Great Lakes: Comparisons with the Baltic Sea, University of Michigan, Ann Arbor, MI, February 20, 2007. (2007).
• NALEPA, T.F. Aquatic invasive species and recent food web disruptions in the Great Lakes. Great Lakeks Commissin Meeting, Duluth, MN, October 2006. (2006).
• *NALEPA, T.F., S.A. POTHOVEN, and D.L. FANSLOW. Recent trends in the benthic macroinvertebrate community of Lake Huron and impacts on Lake Whitefish diet. The State of Lake Huron, Honey Harbor, Ontario, Canada, October 12, 2006. (2006).