Hyporheic Processes

Session 18 (Contributed)
Thursday, May 30, 3:15 PM-5:00 PM, Allegheny III
Moderator: Wondzell, S.M.

3:15 (118) FLOODPLAIN CONNECTION AND INTERSTITIAL FAUNAL DISTRIBUTION IN THE YAKIMA RIVER, WASHINGTON, USA.
J.L. Chaffin¹, E.B. Snyder², and J.A. Stanford². ¹Department of Biology, Virginia Polytechnic Institute, Blacksburg, VA, USA, ²Department of Biology, Flathead Lake Biological Station, University of Montana, Missoula, MT, USA

3:30 (119) INFLUENCES OF PERIPHYTON BIOMASS DYNAMICS ON BIOLOGICAL COLMATION PROCESSES OF THE HYPORHEIC ZONE.
R.B. Ibisch and D. Borchardt. Institute of Aquatic Resources Research and Management, University of Kassel, Germany

3:45 (120) HYPORHEIC INVERTEBRATES AFFECT NITROGEN CYCLING AND RESPIRATION IN STREAM SEDIMENT MICROCOSMS.
M.C. Marshall and R.O. Hall, Jr.. Department of Zoology and Physiology, University of Wyoming, Laramie, WY 82071

4:00 (121) MICROBIAL PRODUCTION IN THE HYPORHEIC ZONE OF A COASTAL FLOODPLAIN RIVER.
S.M. Clinton¹ and R.T. Edwards². ¹Center for Streamside Studies, University of Washington, Seattle, Washington, USA 98195, ²Pacific Northwest Research Station, USDA Forest Service, 2270 Sherwood Lane Suite 2A, Juneau, Alaska, USA 99801-8545

4:15 (122) NITRIFICATION-DENITRIFICATION COUPLING IN THE HYPORHEIC ZONE OF THE SHINGOBEE RIVER, MN: ESTIMATING KINETIC PARAMETERS AND TEMPERATURE DEPENDENCE USING PERFUSION CORES.
R.W. Sheibley¹, A.P. Jackman¹, J.H. Duff², and F.J. Triska². ¹Department of Chemical Engineering, One Shields Ave., University of California Davis, Davis, CA 95616, ²U.S. Geological Survey, 345 Middlefield Road, Mail Stop 439, Menlo Park, CA 94025

4:30 (123) INFLUENCE OF CHANNEL MORPHOLOGY ON HYPORHEIC ZONES IN MOUNTAIN STREAMS.
S.M. Wondzell¹ and T. Kasahara². ¹Pacific Northwest Research Station, USDA Forest Service, Olympia WA 98512, ²Department of Geography, York University, Toronto, Ontario, Canada M3J-1L1

4:45 (124) A TEST OF THE HYPORHEIC CORRIDOR CONCEPT IN A HEADWATER RIVER FLOOD PLAIN.
F. Malard¹, D. Ferreira¹, S. Doledec¹, and J.V. Ward². ¹Department of Fluvial Hydrosystems, University Claude Bernard, Lyon, France, ²Department of Limnology, EAWAG/ETH, 8600 Duebendorf, Switzerland