Sherri Johnson Phone: (541) 758-7771 Fax: (541) 758-7760 Primary Email: Alternative Email: US Forest Service Pacific NW Research Station 3200 SW Jefferson Way Corvallis, OR 97331 USA

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Official position at address above:	Research Ecologist
Educational Institutions attended:	Ph.D., 1995, Dept. of Zoology, University of Oklahoma MS, 1991, University of Oklahoma BA, 1989, Environmental Biology, University of Montana
Roles/Affiliations:	Designated lead scientist for Andrews Experimental Forest for US Forest Service, Pacific Northwest Research Station Courtesy Faculty, Dept of Fisheries and Wildlife, Oregon State University
Principal Collaborators:	Judy Li, Stanley V. Gregory, Frederick J. Swanson, Julia A. Jones, Tom Spies, Barbara Bond
General Interests:	Aquatic ecology biogeochemistry hydrology
Current Research Projects/Activities:	Nutrient dynamics and water quality Forest-stream interactions Aquatic food webs
Intersite LTER/International Activities:	LINX II, N-15 additions Landscape scale nutrient dynamics Stream food webs

Study Areas

Core Areas	Disturbance Biodiversity
Habitat	Forest Lakes Riparian Rivers Streams Watersheds
Organisms	Nutrients
Components	Biological Diversity --- Key Person Climatology --- Key Person Hydrology --- Leader Landscape Dynamics and Disturbance --- Key Person Stream Ecology --- Leader

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Publications

Johnson, Sherri L. 2004. Factors influencing stream temperatures in small streams: substrate effects and a shading experiment. Canadian Journal of Fisheries and Aquatic Sciences. 61: 913-923. (Pub No: 3601)

Ashkenas, Linda R.; Johnson, Sherri L.; Gregory, Stan V.; Tank, Jennifer L.; Wollheim, Wilfred M. 2004. A stable isotope tracer study of nitrogen uptake and transformation in an old-growth forest stream. Ecology. 85(6): 1725-1739. (Pub No: 3605)

Johnson, Sherri L. 2003. Stream temperature: scaling of observations and issues for modelling. Hydrological Processes. 17: 497-499. (Pub No: 3210)

Johnson, Sherri L.; Swanson, Frederick J.; Grant, Gordon E.; Wondzell, Steven M. 2000. Riparian forest disturbances by a mountain flood -- the influence of floated wood. Hydrological Processes. 14: 3031-3050. (Pub No: 2639)

Johnson, Sherri L.; Jones, Julia A. 2000. Stream temperature responses to forest harvest and debris flows in western Cascades, Oregon. Canadian Journal of Fisheries and Aquatic Sciences. 57(Suppl. 2): 30-39. (Pub No: 2640)

Johnson, Sherri L.; Grant, Gordon E.; Swanson, Frederick J.; Wemple, Beverley C. 1997. Lessons from a flood: an integrated view of the February 1996 flood in the McKenzie River basin. In: Laenen, A., ed. The Pacific Northwest floods of February 6-11, 1996: Proceedings of the Pacific Northwest water issues conference; 1997 October 7-8; Portland, OR. St. Paul, MN: American Institute of Hydrology: 159-167. (Pub No: 2330)