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M. Philips, D.L. Guelda, Koch, R.W. 2012.   Poster presentation.  Spatial and temporal differences in benthic macroinvertebrate and zooplankton diversity in the headwaters of the Mississippi river.  Society of Freshwater Scientiest, May 20-24, 2012, Louisville, KY.

M. Philips, D.L. Guelda Koch, R.W.  2010.  Platform presentation. Spatial and temporal differences in benthic macroinvertebrate and zooplankton diversity in the headwaters of the Mississippi river.  Mississippi River Research Consortium, April 21-23, 2010.  Lacrosse, WI. 

M.A. Thompson. D.L. Guelda. 2010.  Poster presentation.  The effect of riparian forest cover, riparian forest density, and stream geomorphology on large wood recruitment in a boreal forest stream ecosystem, Superior National Forest, Minnesota.The joint TWS, AFS, SAF, and SCB conference.  March 1-3, 2010.  Nisswa, MN.

Koch, R.W., D.Guelda, C. Goebel and B.J. Palik. 2006. Interactive effects of stream geomorphology, forest age and woody debris jams on nutrient processing in streams of northern hardwood forests. 2006 annual meeting of NABS, Anchorage, AK.

Guelda, D., R.W. Koch, J. Kragthorpe, C. Goebel and B. Palik. 2006. Influence of stream geomorphology, forest age and woody debris on stream macroinvertebrates in northern hardwood forests. 2006 annual meeting of NABS, Anchorage, AK.

Bukaveckas, P., Acharya, K, Jack, J. and D. Guelda. 2005. Evidence for nutritional constraints on zooplankton growth in riverine environments. American Society of Limnology and Oceanography: Santiago de Compostela, Spain.

Guelda, D. 2004. Riverine systems: structure, theory and transport. Invited talk. Bemidji State University, Continuing Research and Innovation. Invited talk.

T. Solem, D. Guelda, R. Koch. 2004. Stream macroinvertebrates associated with woody debris in northern hardwood forests: influence of geomorphology and forest age. North American Benthological Society. Vancouver, BC. 

Koch, R, D. Guelda, J. Kragthorpe and B. Palik. 2004. Influence of geomorphology, forest age and woody debris on stream nutrient processing in northern hardwood forests. North American Benthological Society. Vancouver, BC. 

Guelda, D. and E. Westrich. 2003. Spatial and temporal differences in transport of macro and microzooplankton in the Schoolcraft lake-river system. Mississippi River Research Consortium. LaCrosse, WI.

Guelda, D. 2002. Temporal and spatial variation in zooplankton flux rates in the Ohio River. Mississippi River Research Consortium. LaCrosse, WI.

Guelda, D. 2001. Riverine zooplankton: sources, sinks, and food limitation. Invited talk. Bemidji State University. Bemidji, MN. 

Guelda, D. 2001. Zooplankton food limitation, and flux rates in the Ohio River. Invited talk. University of Louisville. Louisville, KY. 

Guelda, D. and P.A. Bukaveckas. 2000. Competition and food limitation among predatory and herbivorous riverine zooplankton. American Society of Limnology and Oceanography: Oral presentation. Copenhagen, Denmark.

 

P.A. Bukaveckas, D. Guelda, R.W. Koch, and T. W. Sellers. 2000. Tributary inputs and transformations of C, N and P in a large river ecosystem. American Society of Limnology and Oceanography: Oral