Ecohydraulics : s c i l u linkages between a r d y hydraulics, h o c E morphodynamics | & ecological processes in rivers 15-17 June 2011 Extended 4 rue Ledru Abstracts Clermont-Ferrand, France EUROMECH Colloquium 523 Ecohydraulics: linkages between hydraulics, morphodynamics and ecological processes in rivers Extended abstracts Clermont-Ferrand, France, 15-17 June, 2011 Imprint EUROMECH Colloquium 523 Ecohydraulics: linkages between hydraulics, morphodynamics and ecological processes in rivers 15-17 June 2011, Maison des Sciences de l’Homme, Clermont-Ferrand This colloquium is organized under of the EUROMECH - European Mechanics Society - Council. Chairperson Co-chairperson: Prof. Wim S.J. Uijttewaal Dr. Johannes Steiger Organiser Maison des Sciences de l’Homme (MSH), Clermont-Ferrand, France Editors Claude Chomette Presses universitaires Blaise-Pascal Johannes Steiger UMR GEOLAB CNRS, Université Blaise-Pascal, France Scientific Committee Prof. Wim S.J. Uijttewaal Delft University of Technology, The Netherlands Dr. Johannes Steiger UMR GEOLAB CNRS, Université Blaise Pascal, France Dr. Xavier-François Garcia Leibniz Institute of Freshwater Ecology and Inland Fisheries, Germany Dr. Koen Blanckaert École Polytechnique Fédérale de Lausanne, Switzerland Sponsors European Mechanics Society (EUROMECH) German Research Foundation (DFG) Netherlands Organisation for Scientific Research (NWO) DFG-NWO project number DN66-149 University Blaise-Pascal, Clermont-Ferrand MSH Clermont-Ferrand Editor’s note Authors are responsible for the content of the abstracts. In a few cases only minor corrections were introduced by the editors. Photos by courtesy of: Aude Beauger, Xavier-François Garcia, Ingo Schnauder, Johannes Steiger Local Organizing Committee Dr. Johannes Steiger UMR GEOLAB CNRS, Université Blaise-Pascal, France Prof. Laurent Rieutort Maison des Sciences de l’Homme (MSH) Clermont-Ferrand Dr. Emilie Mirault-Colin Maison des Sciences de l’Homme (MSH) Clermont-Ferrand Françoise Vadot Maison des Sciences de l’Homme (MSH) Clermont-Ferrand Isabelle Wrzesniewski Maison des Sciences de l’Homme (MSH) Clermont-Ferrand EUROMECH Colloquium 523 Clermont-Ferrand, France, 15-17 June 2011 ISBN - 978-2-84516-529-8 Contents Foreword 13 Session 1 Invertebrates B. STATZNER Keynote lecture. Bed-sediment engineering by running water, plants and animals: implications for sediment transport and morphodynamic processes 17 K. BLANCKAERT The role of turbulence in invertebrate drift 23 J.H.F. DE BROUWER, P.F.M. VERDONSCHOT Wood addition to improve macroinvertebrate habitat & A.A. BESSE-LOTOSKAYA suitability in Durch lowland streams 25 X.F. GARCIA, R. WILKES Shift in the diet of benthic invertebrate species & M.T. PUSCH according to flow conditions 31 Y. LIN, Q. CHEN, Analyses and quantification of macroinvertebrate spatial Q. YANG & L. RUONAN distribution under flow regulation by cellular automata 37 B. MAIOLINI, M.C. BRUNO Multiple drift responses of benthic invertebrates & M. CAROLLI to hydropeaking waves 43 I. SCHNAUDER & X.F. GARCIA Experimental study on shear stresses trigerring benthic drift 49 8 Contents 2 ● Session 2 Morphodynamics M. HONDZO Keynote lecture. Life in moving fluids 57 A. CROSATO, N. RAJBHANDARI, Experimental study: F. COMITI & W.S.J. UIJTTEWAAL on entrainment of large wood in lowland rivers 59 V. DUGUÉ, K. BLANCKAERT, Influencing morphodynamics & A.J. SCHLEISS by means of an air-bubble screen 65 M. HENNING & B. HENTSCHEL Groyne field morphodynamics along Elbe River, Germany 67 O. HERRERA-GRANADOS Experimental studies on the seepage influence in open channel flow and sediment rransport 75 M. ŁAPUSZEK The studies on morphodynamics processes of the montainous Raba River in Southern Poland 81 J. J. LUCE, A.-G. ROY, The effects of sediment abrasion, M.-F. LAPOINTE & B. KETTERLING growth surface height and the size of saltating sands on diatom dominated periphyton biomass 87 R. MÖWS & K.A. KOLL Changes of bed topography upstream of small hydropower installations 93 E.C. JAMIESON, C.D. RENNIE Stream barb performance & R.D. TOWNSEND in a semi-alluvial meandering channel 99 Session 3 Fish S. SCHMUTZ Keynote lecture. Multidimensionality of the fish habitat: known or too complex? 107 I. BOAVIDA, A. PINHEIRO, Does boulder placement improve J. SANTOS & T. FERREIRA habitat for stream fish? 109 P. BRANCO, A. SILVA, J.M. SANTOS, T. FERREIRA, Substrate density influences fish passage success T. VISEU, C. KATOPODI & A. PINHEIRO in pool-type fishways 115 M. CUCHET, A. SEPP, A. HARTLIEB, Development of downstream fish F. GEIGER & P. RUTSCHMANN passage facilities 121 Contents 9 R. HAN, Q. CHEN, R. LI, Investigation on fish behaviors to flow conditions Q. CHEN & W. LI by laboratory physical model and numerical simulations 127 J. SAUVANET, A. BEC, Estimation of Northern Pike population characteristics G. BOURDIER & C. DESVILETTES in a large alluvial river: the Allier 133 S. TAMAGNI, V. WEITBRECHT Stability and ecological functionality & R. BOES of unstructured block ramps 137 Session 4 Vegetation A. GURNELL Keynote lecture. Riparian and aquatic plants as river ecosystem engineers 145 D.C.M. AUGUSTIJN, A.A. GALEMA Evaluation of flow formulas & F. HUTHOFF for submerged vegetation 147 A. GARCÍA-ARIAS, F. FRANCÉS, Modelling the spatial distribution and temporal dynamics I. ANDRÉS-DOMÉNECH, F. VALLÉS, of Mediterranean riparian vegetation V. GARÓFANO-GÓMEZ & F. MARTÍNEZ-CAPEL in a reach of the Mijares River (Spain) 153 A. HERREMANS, D. MEIRE, P. TROCH, Development of a new optical imaging technique R. VERHOEVEN, K. BUIS, P. MEIRE, for studying the spatial heterogeneity S. TEMMERMAN & G. VERHOEVEN in vegetated streams and rivers 159 O. MILER, I. ALBAYRAK, Biomechanical properties of submerged freshwater macrophytes - V. NIKORA & M. O’HARE implications for plant reconfiguration and adaptation to hydraulic habitats 165 S. NCUBE, E.M.A. HES, E.M. MUTEKENYA The interactions of the flow regime and the terrestrial ecology L. BEEVERS & N.G. WRIGHT of the Mana floodplains in the Middle Zambezi River Basin 171 E. POLITTI, G. EGGER, K. ANGERMANN, Evaluating climate change impacts B. BLAMAUER, M. KLÖSCH, on Alpine floodplain vegetation M. TRITTHART, H. HABERSACK 177 D. TERMINI Experimental analysis of flow in a laboratory flume with flexible vegetation 183 F. YE, Q. CHEN & Q. CHEN Process-based riparian plant model and the integration with hydrodynamic models 189 10 Contents Session 5 Eco-engineering and stream restoration P. PARASIEWICZ Keynote lecture. The importance of quantitative habitat models for river restoration planning and evaluation 197 N.J. CLIFFORD & G. HARVEY Coupling numerical flow simulation and field survey in mesoscale approaches for eco-hydraulics 201 J.P.C. EEKHOUT & A.J.F. HOITINK Field-scale experiment of migrating bar behavior: preliminary analysis 207 J. MAROTO, M. MARCHAMALO, Integrated methodology D. GARCÍA DE JALÓN, for assessing the effects of geomorphological river restoration M. GONZÁLEZ DEL TÁNAGO on fish habitat and riparian vegetation & R. MARTÍNEZ MARÍN 213 W. GOSTNER & A.J. SCHLEISS The hydraulic-morphological Index of Diversity: an indicator to assess the physical potential for river health 219 A. LENAR-MATYAS & M. ŁAPUSZEK The rivers and streams restoration techniques in the varied trained Rivers’ Reaches 225 Session 6 Posters B. GHORBANI, S. REZAPOURIAN GHAHFARROKHI Using submerged vane series & H. SAMADI to control scour depth at cylindrical piers 233 A. CASADO, D. HANNAH, Effects of Paso de las Piedras Dam J.-L. PEIRY & A.M. CAMPO on the thermal regime of Sauce Grande River, Argentina 239 X. SHI, Q. CHEN, Y. HUANG, D. LIU, Effects of water flow condition Q. CHEN & R. HAN on the preference of juvenile Chinese Sucker (Myxocyprinus asiaticus) to substrate color 245 E.J. OLAYA, F. MARTÍNEZ-CAPEL, Predicting native fish richness R. MUÑOZ-MAS, J.D. ALCARAZ-HERNÁNDEZ, in three Mediterranean river basins R. SOARES & V. GARÓFANO-GÓMEZ using artificial neural networks 251 J.M. SANTOS, P. BRANCO, A. SILVA, Does the relative depth of flow influence fish passage T. FERREIRA, C. KATOPODIS, in pool-type fishways? 257 A. PINHEIRO & T. VISEU