Community Ecology: Effects of Flow

Session 32 (Contributed)
Friday, May 31, 1:00 PM-2:45 PM, Allegheny I
Moderator: Flinders, C.A.

1:00 (215) SMALL-SCALE VARIATIONS IN DRIFT DENSITIES OF LOTIC MACROINVERTEBRATES: CAUSES AND CONSEQUENCES.
J.R. Thomson, D.D. Hart, and J.N. McNair. Patrick Center for Environmental Research, The Academy of Natural Sciences, Philadelphia, PA, 19103, USA.

1:15 (216) LONG-TERM TEMPORAL SUCCESSION IN A RECOVERING BENTHIC MACROINVERTEBRATE COMMUNITY.
J.G. Smith and C.C. Brandt. Environmental Sciences Division, Oak Ridge National Laboratory, Oak Ridge, TN 73831-6038

1:30 (217) LAND USE AND STREAM ARCHITECTURE: PREDICTING MACROINVERTEBRATE COMMUNITY COMPOSITION BELOW STREAM CONFLUENCES.
B.J. Swisher¹, M.C. Watzin¹, N.J. Gotelli², J.P. Hoffmann³, G.G. Alexander¹, and D.M. Varney¹. ¹Rubenstein Ecosystem Science Laboratory, School of Natural Resources, University of Vermont, Burlington, VT 05401, ²Department of Biology, University of Vermont, Burlington, VT 05401, ³Department of Botany, University of Vermont, Burlington, VT 05401

1:45 (218) COLONISATION PATHWAYS OF MICROINVERTEBRATES FOLLOWING FLOODING IN A DRYLAND AUSTRALIAN RIVER: PATTERNS ACROSS HIERARCHICAL SCALES.
K.M. Jenkins^1,2,3 and A.J. Boulton¹. ¹Division of Ecosystem Management, University of New England, Armidale, NSW, 2351, Australia, ²Lower Basin Laboratory, Murray Darling Freshwater Research Centre, PO Box 3428 Mildura, Victoria, 3502, Australia, ³Cooperative Research Centre for Freshwater Ecology, Australia

2:00 (219) SPATIAL AND TEMPORAL CHANGES IN THE BENTHIC MACROINVERTEBRATE COMMUNITY OF A REGULATED RIVER IN CENTRAL WASHINGTON.
T.L. Nightengale^1,2. ¹Yakima Basin Joint Board, 470 Camp 4 Road, Yakima, WA 98908, ²Current Address: Patrick Center for Environmental Research, The Academy of Natural Sciences, Philadelphia, PA 19103

2:15 (220) SPATIAL AND TEMPORAL HETEROGENEITY AND ITS IMPLICATIONS ON THE MACROINVERTEBRATE SPECIES TRAITS IN A MEDITERRANEAN RIVER NETWORK (ST. LLORENÇ DEL MUNT NATURAL PARK, NE SPAIN).
N. Bonada, M. Rieradevall, and N. Prat. Department of Ecology, University of Barcelona, Diagonal, 645. 08028 Barcelona, Spain

2:30 (221) SCALE-DEPENDENT COMMUNITY RELATIONSHIPS: DETERMINING THE RELATIVE IMPORTANCE OF SPATIAL SCALE IN A LOTIC CRAYFISH COMMUNITY.
C.A. Flinders¹ and D.D. Magoulick². ¹Academy of Natural Sciences, Philadelphia, Pennsylvania, USA 19103, ²U.S.G.S., Arkansas Cooperative Fish and Wildlife Research Unit, University of Arkansas, Fayetteville, Arkansas, USA 72701