Netherlands-Wetlands Proceedings of a Symposium held in Arnhem, The

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Developments in Hydrobiology 88

Series editor H. J . Dumont

Netherlands-Wetlands Proceedings of a Symposium held in Arnhem, The Netherlands, December 1989

Edited by E.P.H. B e s t & J . P . Bakker Reprinted from Hydrobiologia,

vol. 265 (1993)

Springer Science+Business Media, B.V.

Library of Congress Cataloging-in-Publication Data

A C L P . Catalogue record for this book is available from the Library of Congress.

ISBN 978-94-010-4904-7 ISBN 978-94-011-2042-5 (eBook) DOI 10.1007/978-94-011-2042-5

Printed on acid-free paper

A l l Rights Reserved

© 1993 Springer Science+Business Media Dordrecht Originally published by Kluwer Academic Publishers in 1993 Softcover reprint of the hardcover 1st edition 1993 No part of the 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.

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Contents

Preface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..

Vll

INTRODUCTION Netherlands-Wetlands by W. J. Wolff .................... . .. .. ........ .. . . .......... . .. . ........... . .

CASE STUDIES Coastal systems Nutrient cycling and foodwebs in Dutch estuaries by P. H. Nienhuis. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . The Dutch Wadden Sea: a changed ecosystem by V. N . de Jonge, K. Essink & R. Boddeke . ...... .. .. . .. . . . ..... .. . . ........ . ... Salt marshes along the coast of The Netherlands by J. P. Bakker, J. de Leeuw, K . S. Dijkema, P. C. Leendertse, H. H. T. Prins & J. Rozema Large river systems The rivers Rhine and Meuse in The Netherlands: present state and signs of ecological recovery by W. Admiraal, G. van der Velde, H. Smit & W. G. Cazemier . . . . . . . . . . . . . . . . . . . . . .

15 45 73

97

Base-rich freshwater systems An ecosystems approach to base-rich freshwater wetlands, with special reference to fenlands by G. van Wirdum ...................... . .......... . .......................... 129 The structure and function of fen lakes in relation to water table management in The Netherlands by H . de Haan, L. van Liere, Sj. P. Klapwijk & E. van Donk ... . . . ................. 155 Wetlands of recent Dutch embankments by W . Joenje & B. Verhoeven . . . . .... . .......... . .. . . . ..... . ......... . . ... ..... 179 Nutrient-poor freshwater systems Nutrient-poor freshwater wetlands by L. W. G. Higler .. . ..... . . . ...... . .. . ... . ...... . ....... . ... .. .. .. . .. ..... .. . 195 The Bourtanger Moor: endurance and vulnerability of a raised bog system

by W. A. Casparie ............................................................ 203 Hydrological differences between bogs and bog-relicts and consequences for bog restoration by J. M. Schouwenaars .................. . .................... . ..... .