Tropical Stream Ecology I

Session 11 (Special)
Thursday, May 29, 8:00 AM-9:45 AM, Athena E
Moderator: Ramirez

8:00 (69) Where are the shredders in the tropics? - leaf litter decomposition in a global comparison.
K.M. Wantzen and R. Wagner. Max-Planck-Institut for Limnology , POBox 165, Ploen 24302, Germany

8:15 (70) The importance of omnivory in tropical stream food webs.
T.A. Crowl¹ and A.P. Covich². ¹Department of Aquatic, Watershed and Earth Resources, Utah State University, Logan, Utah, USA 84322, ²Institute of Ecology, University of Georgia, Athens, Georgia, USA

8:30 (71) Does dissolved phosphorus concentration affect leaf breakdown in lowland neotropical streams?
M. Ardón¹, C.M. Pringle¹, L.A. Stallcup¹, and K. Maynard². ¹Institute of Ecology, University of Georgia, Athens, GA 30602, ²Department of Ecology and Evolutionary Biology, Yale University, New Haven, CT 06520

8:45 (72) Food quality, feeding preferences and growth rate of the shredder Phylloicus sp (Trichoptera: Calamoceratidae) from a Venezuelan intermittent stream.
J.E. Rincón, I. Martinez, and E. León. Departamento de Biología, Facultad de Ciencias, Universidad del Zulia, Apdo. 526. Maracaibo, Venezuela.

9:00 (73) Secondary production of tropical insects: emerging patterns from lowland and mid-elevation streams.
A. Ramírez. Institute for Tropical Ecosystem Studies, University of Puerto Rico, P.O. Box 23341, San Juan, Puerto Rico 00931

9:15 (74) Reconciliation of neutral and deterministic models of community assembly in the Cinaruco River, Venezuela.
D.A. Arrington¹, K.O. Winemiller², and C.A. Layman². ¹Department of Biological Sciences, The University of Alabama, ²Department of Wildlife & Fisheries Sciences, Texas A&M University

9:30 (75) Habitat features of a tropical amphidromic neritid snail in Puerto Rico: a spatial hierarchy approach.
J.F. Blanco. Department of Biology, University of Puerto Rico, Rio Piedras, San Juan, Puerto Rico USA 00931-3360