Session: Trophic Dynamics And Interactions II (97th ESA Annual Meeting (August 5 -- 10, 2012))

8:00 AM

The pesticide enigma: Varying effects of a fungicide and chytrid fungus on Southern Leopard frogs
Shane M. Hanlon, University of Memphis; Jacob Kerby, University of South Dakota; Matthew Parris, University of Memphis

8:20 AM

COS 146-2

Large predators and trophic cascades in the American West
William J. Ripple, Oregon State University; Robert Beschta, Oregon State University

8:40 AM

COS 146-3

Ontogenetic asymmetry in energetics overturns basic ecological principles
André M. de Roos, University of Amsterdam; Tim Schellekens, Wageningen University Research; Lennart Persson, Umeå University

9:00 AM

COS 146-4

Soil properties drive differences in taxonomic groups among pine forests of the Atlantic coastal plain
Stephen R. Mitchell, Duke University; Norman Christensen, Duke University; Jeffrey R. Walters, Virginia Tech; Kyle Palmquist, University of North Carolina; Matthew Bertone, North Carolina State University; Susan Cohen, Marine Corps Base Camp Lejeune

9:20 AM

COS 146-5

Weakness is a strength: An empirical test of the weak interaction hypothesis in a food web with omnivory
Monica Granados, McGill University; Stéphane Plourde, Fisheries and Oceans Canada; Gregor F. Fussmann, McGill University

9:40 AM

COS 146-

Break

9:50 AM

COS 146-6

Loss of apex predators affects river systems in the Western US
Robert Beschta, Oregon State University; William J. Ripple, Oregon State University

10:10 AM

COS 146-7

Top-down effects of a predatory odonate dominate population, community and ecosystem processes in bromeliads
Diane S. Srivastava, University of British Columbia; Thomas Bell, University of Oxford; Brian M. Starzomski, University of Victoria; Jacqueline T. Ngai, University of British Columbia; Trisha Atwood, University of British Columbia; Edd Hammill, University of British Columbia

10:30 AM

COS 146-8

Parasite diversity and intensity in sympatric arctic and red fox: Implications of Arctic climate change
Olwyn C. Friesen, University of Manitoba; James D. Roth, University of Manitoba

10:50 AM

COS 146-9

When the world turned brown: Over browsing, apparent competition and the “Miocene Transformation”
Yoram Ayal, Ben Gurion University of the Negev

11:10 AM

COS 146-10

Bottom-up, trophic mechanism impairs caribou pregnancy in Canada’s oil sands
Jonah L. Keim, Matrix Solutions Inc.; Samuel K. Wasser, Center for Conservation Biology; Subhash R. Lele, University of Alberta; Philip D. DeWitt, Matrix Solutions Inc.; Mark L. Taper, Montana State University

COS 146 - Trophic Dynamics And Interactions II