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59 Food Webs III

Wednesday, May 20, 2009: 10:15 AM-12:00 PM
Imperial Ballroom
Moderator:
Joseph R. Benjamin
10:15 AM
401
Time and depth-related interstitial food webs in a third-order Alabama coastal plain stream
Thomas S. Wright, University of Alabama
10:30 AM
402
Trace element accumulation in fish and their prey: Comparing essential and non-essential elements
Darren M. Ward, Dartmouth College; Keith H. Nislow, USDA Forest Service; Carol L. Folt, Dartmouth College
10:45 AM
403
Effects of freezing and substratum movement on energy flow food webs in Arctic headwater streams: A habitat template analysis
Stephanie M. Parker, University of Alabama; Alexander D. Huryn, University of Alabama
11:00 AM
404
An extremely inefficient food web in the tailwater of a large dam
Wyatt F. Cross, Montana State University; Colden V. Baxter, Idaho State University; Emma J. Rosi-Marshall, Loyola University Chicago; Holly A. Wellard, Loyola University Chicago; Robert O. Hall Jr., University of Wyoming; Theodore A. Kennedy, USGS Grand Canyon Monitoring and Research Center; Kevin Donner, Idaho State University
11:15 AM
405
A quantitative food web approach for estimating selenium flux in the Colorado River in grand canyon
David M. Walters, USGS Fort Collins Science Center; Emma J. Rosi-Marshall, Loyola University Chicago; Wyatt F. Cross, Montana State University; Theodore A. Kennedy, USGS Grand Canyon Monitoring and Research Center; Colden V. Baxter, Idaho State University
11:30 AM
406
Effects of nonnative species on food web structure and variability in the Gila River drainage, New Mexico
Tyler J. Pilger, Kansas State University; Keith B. Gido, Kansas State University; David L. Propst, New Mexico Department of Game and Fish
11:45 AM
407
Regional comparison of native cutthroat and nonnative brook trout and their food web effects
Joseph R. Benjamin, Idaho State University; Kurt D. Fausch, Colorado State University; Colden V. Baxter, Idaho State University
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