Oral Session #37: Phytoplankton.

Presiding: J. Klug. University of Wisconsin, Madison.
Tuesday, August 8, 2000
8:15 AM to 11:45 AM
Wasatch Room - Cliff Lodge

8:15 AM	Interactive effects of dispersal and predation on pond zooplankton communities . SHURIN, J.B.
8:30 AM	Effects of grazers on the correlations between plant traits and habitat variables in ponds. LEIBOLD, M.A. , S. PINCA and V.H. SMITH
8:45 AM	Macrophyte succession in beaver ponds. RAY, A.M. , A.J. REBERTUS
9:00 AM	Stoichiometric gradients influence community composition of consumers. HALL, S.R.
9:15 AM	Effects of the invasive seaweed Sargassum muticum in a native algal community. BRITTON-SIMMONS, K.H.
9:30 AM	Relating organic matter flow with experimentally measured interaction strength between two benthic grazers and algae. HALL, R.O.
9:45 AM	The influence of ultraviolet radiation on phytoplankton growth rates and elemental composition. XENOPOULOS, M.A. , P.C. FROST and D.W. SCHINDLER, J.J. ELSER
10:00 AM	Break
10:15 AM	West Coast rocky intertidal diversity: Invertebrates, algae, anchors, a gun and three spark plugs. SCHOCH, G.C. , G. ALLISON and S. ETCHEMENDY, S. WOOD, B. MENGE, J. LUBCHENCO
10:30 AM	El Nio impacts on rocky intertidal algae: A nutrient hypothesis. FREIDENBURG, T.L. , G.W. ALLISON and B.A. MENGE
10:45 AM	The importance of shade to community structure: Positive interactions in the low rocky intertidal zone. BURNAFORD, J.L.
11:00 AM	Do bottom-up factors drive variation in herbivore effects? A study of upwelling and herbivory along the central Chilean coast. NIELSEN, K.J.
11:15 AM	Spatial structure and predictive mapping of chlorophyll in a large estuarine system. FISCUS, D.A. , W.R. BOYNTON and R.H. GARDNER
11:30 AM	Effects of nutrient limitation, light limitation, and invertebrate grazers on phytoplankton living in deep chlorophyll layers. LEW SAWATZKY, C. , W.A. WURTSBAUGH and C. LUECKE