76 Special Session - Advances in Stream Biogeochemistry: The Legacy and Promise of 30 Years of the Nutrient Spiralling Concept I

Thursday, May 21, 2009: 8:00 AM-10:00 AM
Ambassador West
Moderators:
Eugènia Martí and Nancy B. Grimm
8:00 AM
502
Why spiralling matters?
Jackson R. Webster, Virginia Tech
8:15 AM
503
Nutrient spiraling in streams: From concept to measurement and from comparisons to process understanding
Patrick J. Mulholland, Oak Ridge National Laboratory; Eugènia Martí, Centre d'Estudis Avançats de Blanes (CSIC)
8:30 AM
504
Searching for the stream's biogeochemical "heartbeat": Patterns of temporal variation in nutrient spiralling
Daniel von Schiller, Leibniz-Institute for Freshwater Ecology and Inland Fisheries; Eugènia Martí, Centre d'Estudis Avançats de Blanes (CSIC); Alba Argerich, Universitat de Barcelona; Joan L. Riera, Universitat de Barcelona; Francesc Sabater, Universitat de Barcelona
8:45 AM
505
How does the study of agricultural streams enrich our understanding of nutrient spiraling?
Jennifer L. Tank, University of Notre Dame; Robert O. Hall Jr., University of Wyoming; Stephen K. Hamilton, Michigan State University; Patrick J. Mulholland, Oak Ridge National Laboratory; Bruce J. Peterson, Marine Biological Laboratory; Linda R. Ashkenas, Oregon State University; Clifford N. Dahm, University of New Mexico; Walter K. Dodds, Kansas State University; Stuart Findlay, Inst. of Ecosystem Studies; Stanley V. Gregory, Oregon State University; Nancy B. Grimm, Arizona State University; Sherri L. Johnson, US Forest Service; William H. McDowell, University of New Hampshire; Judy L. Meyer, University of Georgia; Geoffrey C. Poole, Montana State University; H. Maurice Valett, Virginia Polytechnic Institute and State University; Jackson R. Webster, Virginia Tech; Clay P. Arango, Central Washington University; Jake J. Beaulieu, US EPA; Melody J. Bernot, Ball State University; Amy J. Burgin, Cary Institute of Ecosystem Studies; Chelsea Crenshaw, University of New Mexico; Ashley M. Helton, University of Georgia; Laura T. Johnson, Indiana University - Bloomington; Bobbie R. Niederlehner, Virginia Polytechnic Institute and State University; Jonathan M. O'Brien, Kellogg Biological Station; Jody D. Potter, University of New Hampshire; Richard W. Sheibley, U. S. Geological Survey; Daniel J. Sobota, Washington State University, Vancouver Campus; Suzanne M. Thomas, Marine Biological Laboratory
9:00 AM
506
Nutrient spiralling in a human-dominated arid land river
Clifford N. Dahm, University of New Mexico; David Van Horn, University of New Mexico; Maceo Carrillo Martinet, University of New Mexico
9:15 AM
507
Increased spiraling lengths in urban headwater streams - potential buffering mechanisms by river networks
Wilfred M. Wollheim, University of New Hampshire; Bruce J. Peterson, Marine Biological Laboratory; Gretchen M. Gettel, Complex Systems Research Center, University of New Hampshire; Charles S. Hopkinson, University of Georgia; Tamara K. Harms, University of Georgia
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