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CONTRIBUTED PAPERS SCHEDULE <br />Thursday September 5 <br />SESSION I. Science, Management and Conservation <br />(Convener - Dr. Richard Hauer) <br />7:55 Introductory Remarks <br />8:00 Flow regulation and river ecosystem restoration. <br />L.A. Toth, W.A. Perkins, J.T.B. Obeysekera and M.K. Loftin. <br />8:15 Reservoir sedimentation: Conservation alternatives in managing perturbed <br />watersheds and implications to fish and fish-food organisms. M. <br />Brusven and D. Walker. <br />8:30 Conservation based management: from theory to practice in River Murray <br />Valley wetlands. A. Jensen. <br />8:45 Conservation and hydropower management in the Pyrenean Rivers <br />(NE-SPAIN). M.A. Puig, J. Malo, and M. Aboal. <br />9:00 Strategies for conservation and management of vanishing Gangetic Dolphin <br />(Platinista gangetica). A.K. Singh and S.H. Ahmad. <br />9:15 The rehabilitation of afast-growing brown trout (Salmo trutta) population <br />by stocking. P. Aass. <br />9:30 Effect of habitat improvement on Atlantic salmon in the regulated River <br />Suldalslagen. A. Lillehammer, J.E. Raastad, H. Kaasa and J.A. <br />Eie. <br />9:45 BREAK <br />SESSION II. Ecological Responses to River Regulation: Physical, Phytobenthic, Zoobenthic. <br />(Convener - Dr. Geoff Petts) <br />10:10 Introductory Remazks <br />10:15 Beach erosion studies under discrete controlled releases: Colorado River <br />through Grand Canyon National Park. B.L. Cluer, L.E. Stevens, <br />S.S. Beus, C.C. Avery, M. Budhu and J.C. Schmidt. <br />10:30 Response of bedrock-gorge alluvial sandbazs to operations of large <br />hydroelectric dams: Colorado River in Grand Canyon and the Snake <br />River in Hell's Canyon. J. Schmidt. <br />10:45 The effects of a hydroelectric dam on epilithic community metabolism in the <br />Clearwater River, Idaho, USA. M.D. Munn and M.A. Brusven. <br />11:00 Change and extinction of Bazzania tricrenata communities after river <br />regulation in Aurland, W. Norway. A. Odland. <br />11:15 The effects of changed waterflow and temperature on the mayfly (Baetis <br />rhodani) in the regulated River Aurland, Western Norway. G.G. <br />Raddum and A. Fjellheim. <br />11:30 Effects of increased discharge on the yearly producrivity of benthic <br />invertebrates in a regulated river. A. Fjellheim, J. Haavazdstun and <br />G.G. Raddum. <br />11:45 Effects of groundwater abstraction on the ecology of Chalk streams in <br />eastern England. M. Bickerton, G. Petts, P. Armitage, and E. <br />Castella. <br />12:00 Mussels: the forgotten fauna of regulated rivers. J.B. Layzer and M.E. <br />Gordon. <br />12:15 Stability in Hydropsyche guilds along a regulated stream: the role of <br />competitive interactions versus environmental perturbations. <br />J.A. Camargo. <br />12:30 LUNCH <br />