Oral Session #11: Trophic Cascades.

Presiding: R.O. Hall, Jr., University of Wyoming.
Sunday, August 6, 2000
1:00 PM to 5:15 PM
Magpie Room - Cliff Lodge

1:00 PM	A conceptual clarification of complexity and its application in small aquatic systems. PUTH, L.M. and T.F.H. ALLEN
1:15 PM	Bacterial information length as a predictor of stream health. MCARTHUR, JVAUN and R.C. TUCKFIELD
1:30 PM	Interactions between bacteria and phytoplankton affect algal response to nutrients and dissolved organic matter. KLUG, J.
1:45 PM	Effects of species diversity and environmental variability on community and ecosystem properties in an aquatic microcosm experiment. PETCHEY, O. and T. CASEY, L. JIANG, J. JOHNSON, Y. KATO, T. MCPHEARSON
2:00 PM	Effects of omnivorous fish on the stability of aquatic food webs. VANNI, M.J. and S.J. HARPER
2:15 PM	Trophic interactions of large-piscivorous and small-omnivorous fishes in freshwater marshes of the Florida Everglades. CHICK, J.H. and J.C. TREXLER
2:30 PM	Food web complexity and the response of aquatic systems to stress. BREITBURG, D.L. and C.E. RICHMOND, S.M. BARTELL
2:45 PM	Effects of enrichment on a 3-level food chain with omnivory. DIEHL, S. and M. FEISSEL
3:00 PM	Break
3:15 PM	Priority effects determine the outcome of competition between species with similar competitive abilities. LONG, Z.
3:30 PM	Can functional redundancy in primary producer assemblages and variability in consumer populations buffer communities from multiple stressors? RICHMOND, C.E. and D.L. BREITBURG, K.A. ROSE
3:45 PM	Prey-induced size polymorphism in a ciliate predator. KOPP, M. and R. TOLLRIAN
4:00 PM	Unraveling the bifurcation structure of a live predator-prey system. FUSSMANN, G.F. and S. ELLNER, N.G. HAIRSTON JR.
4:15 PM	Detritivory, trophic shunt and the apparent trophic cascade hypothesis. DONG, Q.
4:30 PM	Migration, nutrient transport, and dynamics in source-sink metapopulations. HOLYOAK, M. and M.J. DONAHUE
4:45 PM	Is scale transition theory a useful tool for understanding spatial dynamics? DONAHUE, M.J. and M. HOLYOAK
5:00 PM	Testing simple models of keystone predation. FOX, J.W.