Macrophytes in Aquatic Ecosystems: From Biology to Management Developments in Hydrobiology 190 Series editor K. Martens Macrophytes in Aquatic Ecosystems: From Biology to Management Proceedings of the 11th International Symposium on Aquatic Weeds, European Weed Research Society Edited by J.M. Caffrey1, A. Dutartre2, J. Haury3, K.J. Murphy4 & P.M. Wade5 With the technical assistance of M.H. Montel 1Central Fisheries Board, Dublin, Ireland, 2Cemagref, Cestas Cedex, France 3Agrocampus Rennes, Rennes Cedex, France 4University of Glasgow, Glasgow, UK 5European Weed Research Society, St Ives, UK Reprinted from Hydrobiologia, Volume 570 (2006) 123 Library of Congress Cataloging-in-Publication Data A C.I.P. Catalogue record for this book is available from the Library of Congress. ISBN 1-4020-5389-4 Published by Springer, P.O. Box 17, 3300 AA Dordrecht, The Netherlands Cite this publication as Hydrobiologia vol. 570 (2006). Cover illustration: Water primrose (Ludwigia grandiflora) in wetlands near Adour River (south-west France). Photo credit: Alain Dutartre, Cemagref. Printed on acid-free paper All Rights reserved Ó 2006 Springer No part of this material protected by this copyright notice may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying, recording or by any information storage and retrieval system, without written permission from the copyright owner. Printed in the Netherlands TABLE OF CONTENTS Preface: Organising knowledge on aquatic plants: the European Weed Research Society and scientific networks J.M. Caffrey, A. Dutartre, J. Haury, K.J. Murphy, P.M. Wade ix–xi BIOLOGY AND SPECIES ECOLOGY Genetics and biological traits Invasive river plants from Portuguese floodplains: What can species attributes tell us? I. Bernez, F. Aguiar, C. Violle, T. Ferreira 3–9 Relationships between macrophytic vegetation and physical features of river habitats: the need for a morphological approach H. Daniel, I. Bernez, J. Haury 11–17 Morphological variation in Eichhornia azurea (Kunth) and Eichhornia crassipes (Mart.) Solms in relation to aquatic vegetation type and the environment in the floodplain of the Rio Parana´, Brazil J.M. Milne, K.J. Murphy, S.M. Thomaz 19–25 Physiology and production Changes in the allocation of some chemical compounds in structures of Oryza glumaepatula (Steud) in an Amazonian lake subjected to an anthropic impact (Lake Batata, Porto Trombetas) P.R. Brum, A.E. Prast, F.A. Esteves 27–33 Primary production of Utricularia foliosa L., Egeria densa Planchon and Cabomba furcata Schult & Schult.f from rivers of the coastal plain of the State of Sa˜o Paulo, Brazil A.F.M. Camargo, M.M. Pezzato, G.G. Henry-Silva, A.M. Assumpc¸a˜o 35–39 An experimental study of the plastic responses of Ranunculus peltatus Schrank to four environmental parameters C. Garbey, G. Thie´baut, S. Muller 41–46 The response of Ceratophyllum demersum L. and Myriophyllum spicatum L. to reduced, ambient, and enhanced ultraviolet-B radiation M. Germ, Z. Mazej, A. Gabersˇcˇik, T.T. Sedej 47–51 Effect of reservoir drawdown on biomass of three species of aquatic macrophytes in a large sub-tropical reservoir (Itaipu, Brazil) S.M. Thomaz, T.A. Pagioro, L.M. Bini, K.J. Murphy 53–59 vi Ecology and ecotoxicology Populations of Myriophyllum alterniflorum L. as bioindicators of pollution in acidic to neutral rivers in the Limousin region P. Chatenet, D. Froissard, J. Cook-Moreau, P. Hourdin, A. Ghestem, M. Botineau, J. Haury 61–65 Aquatic plant bioassays used in the assessment of water quality in German rivers U. Feiler, F. Krebs, P. Heininger 67–71 The relationship between Callitriche L. clones and environmental variables using genotyping L. Triest, An Mannaert 73–77 Assessing and predicting the success of Najas flexilis (Willd.) Rostk. & Schmidt, a rare European aquatic macrophyte, in relation to lake environmental conditions R. Wingfield, K.J. Murphy, M. Gaywood 79–86 COMMUNITY AND BIOINDICATION Relationships between plants and other organisms Seasonal variability in the palatability of freshwater macrophytes: a case study A. Elger, M.H. Barrat-Segretain, N.J. Willby 89–93 Recovery of Potamogeton pectinatus L. stands in a shallow eutrophic lake under extreme grazing pressure S. Hilt 95–99 Plant community ecology Shoreline vegetation of Lake Nubia, Sudan M.M. Ali 101–105 Stoneworts (Characeae) and associated macrophyte species as indicators of water quality and human activities in the Pays-de-la-Loire region, France E. Lambert-Servien, G. Clemenceau, O. Gabory, E. Douillard, J. Haury 107–115 Habitat variability of the Littorelletea uniflorae plant communities in Polish Lobelia lakes M. Szan´kowski, S. Kłosowski 117–126 The possibility of submerged macrophyte recovery from a propagule bank in the eutrophic Lake Mikołajskie (North Poland) T. Ozimek 127–131 Bioindication Factors influencing the distribution of aquatic plant communities in Irish canals J.M. Caffrey, C. Monahan, D. Tierney 133–139 Evaluation of the status of lakes located in the City of Olsztyn (Masurian Lake District, N-E Poland) by the macrophytoindication method (MPhI) H. Ciecierska 141–146 vii Aquatic plants as environmental indicators of ecological condition in New Zealand lakes J. Clayton, T. Edwards 147–151 A new method to assess water trophy and organic pollution – the Macrophyte Biological Index for Rivers (IBMR): its application to different types of river and pollution J. Haury, M.-C. Peltre, M. Tre´molie`res, J. Barbe, G. Thie´baut, I. Bernez, H. Daniel, P. Chatenet, G. Haan-Archipof, S. Muller, A. Dutartre, C. Laplace-Treyture, A. Cazaubon, E. Lambert-Servien 153–158 Comparison of different biological indices for the assessment of river quality: application to the upper river Moselle (France) G. Thie´baut, G. Tixier, F. Gue´rold, S. Muller 159–164 A comparison of macrophyte indices in headwaters of rivers in Flanders (Belgium) L. Triest 165–171 SOLVING PROBLEMS? Management The prediction of macrophyte species occurrence in Swiss ponds D.A. Joye, B. Oertli, A. Lehmann, R. Juge, J.-B. Lachavanne 175–182 Risk assessment method for submerged weeds in New Zealand hydroelectric lakes J. Clayton, P. Champion 183–188 Predicting interactions between wetland vegetation and the soil-water and surface- water environment using diversity, abundance and attribute values M.P. Kennedy, K.J. Murphy, D.J. Gilvear 189–196 Richness and structure of plant communities in temporary pools from western Morocco: influence of human activities L. Rhazi, M. Rhazi, P. Grillas, D.E. Khyari 197–203 Ecological management of aquatic plants: effects in lowland streams H. Vereecken, J. Baetens, P. Viaene, F. Mostaert, P. Meire 205–210 Control Control of Myriophyllum verticillatum L. in Irish canals by turion removal J.M. Caffrey, C. Monahan 211–215 The potential for biological control of invasive alien aquatic weeds in Europe: a review A. Gassmann, M.J.W. Cock, R. Shaw, H.C. Evans 217–222 Factors influencing the distribution of Hydrocharis morsus-ranae L. and Rumex hydrolapathum Huds. in a mowed low-lying marshland, Re´serve de Cheyres, lac de Neuchaˆtel, Switzerland L. Sager, C. Clerc 223–229 Evaluating the necessity of additional aquatic plant testing by comparing the sensitivities of different species M. Vervliet-Scheebaum, K. Knauer, S.J. Maund, R. Grade, E. Wagner 231–236 viii Invasion Plasticity of Lythrum salicaria and Phragmites australis growth characteristics across a European geographical gradient D. Bastlova´, M. Bastl, H. Cˇ ´ızˇkova´,J.Kveˇt 237–242 Use of Geographic Information Systems to monitor and predict non-native aquatic plant dispersal through north-eastern North America C.W. Boylen, L.W. Eichler, J.S. Bartkowski, S.M. Shaver 243–248 Present distribution of the genus Elodea in the Alsatian Upper Rhine floodplain (France) with a special focus on the expansion of Elodea nuttallii St. John during recent decades S. Greulich, M. Tre´molie`res 249–255 Invasibility of four plant communities in the Llobregat delta (Catalonia, NE of Spain) in relation to their historical stability J. Pino, J.M. Seguı´, N. Alvarez 257–263 Hydrobiologia (2006) 570:ix–xi Ó Springer 2006 J.M. Caffrey, A. Dutartre, J. Haury, K.J. Murphy & P.M. Wade (eds), Macrophytes in Aquatic Ecosystems: From Biology to Management DOI 10.1007/s10750-006-0192-2 Preface: Organising knowledge on aquatic plants: the European Weed Research Society and scientific networks J.M. Caffrey1, A. Dutartre2, J. Haury3, K.J. Murphy4,* & P.M. Wade5 1Central Fisheries Board, Unit 4, Swords Business Campus, Balheary Road, Swords, Dublin, Ireland 2Cemagref, Water Quality Unit Research, 50 Avenue de Verdun, 33612, Cestas Cedex, France 3Agrocampus Rennes, UMR INRA – Agrocampus Ecology, Biology and Quality of Freshwater Ecosystems, 65, rue de Saint Brieuc, CS 84215 F35042, Rennes Cedex, France 4IBLS Division of Environmental and Evolutionary Biology, University of Glasgow, Glasgow, G12 8QQ, Scotland 5Chair Working Group on Aquatic Weeds, European Weed Research Society, RPS Ecology, Compass Point, St Ives, PE27 5JF, UK (*Author for correspondence: E-mail: [email protected]) Since the publication of the last EWRS sympo- These changes have resulted in an increasing sium on aquatic plants in Lisbon (Caffrey et al., reluctance to accept the natural constraints on use 1999), scientific knowledge on the topic has in- of a water-body typically generated by the natural creased substantially, for example, global change functioning of the aquatic ecosystem (such as the and plant invasions and the problems they cause presence of a large standing crop of aquatic veg- are increasing. Some events have occurred that etation): users expect a certain quality related to increased the research effort on macrophytes, such the pursuit of their water-based leisure activities, as the European Directive on Water Quality particularly if they are paying. This drives the (OJEU, 2000), and some standards have been managers of water-bodies to set up regular man- produced dealing with aquatic plants: examples agement activities in an attempt to meet users’ include the European standard on river plant expectations.