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University of Groningen Emergent properties of bio-physical self-organization in streams Cornacchia, Loreta

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University of Groningen

Emergent properties of bio-physical self-organization in streams

Cornacchia, Loreta

IMPORTANT NOTE: You are advised to consult the publisher's version (publisher's PDF) if you wish to cite from it. Please check the document version below.

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Publication date: 2018

Link to publication in University of Groningen/UMCG research database

Citation for published version (APA):

Cornacchia, L. (2018). Emergent properties of bio-physical self-organization in streams. Rijksuniversiteit Groningen.

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Emergent properties of bio-physical

self-organization in streams

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Loreta Cornacchia, 2018. Emergent properties of bio-physical self-organization in streams. PhD thesis, University of Groningen, The Netherlands.

Copyright© 2018 by Loreta Cornacchia. All rights reserved. No part of this work may be reproduced by print, photocopy or any other means without the permission in writing from the author.

The research presented in this thesis was carried out at the Department of Estuarine and Delta System of the Royal Netherlands Institute for Sea Research (NIOZ-Yerseke), and the Conservation Ecology Group, part of the Groningen Institute for Evolutionary Life Sciences (GELIFES), of the University of Groningen (The Netherlands). This research was supported by the European Union’s Seventh Framework Programme FP7-PEOPLE-2012-ITN under grant agreement N. 316546. Printing of this thesis was financially supported by NIOZ and University of Groningen.

ISBN: 978-94-034-0347-2 (Printed version) ISBN: 978-94-034-0346-5 (Electronic version) Printed by: Gildeprint – The Netherlands

Front cover: Amazon Underwater Biotope (© Ivan Mikolji www.mikolji.com) Back cover: Channel along the Rhône river, near Flévieu (France) (photo by Loreta Cornacchia)

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Emergent properties of bio-physical

self-organization in streams

Proefschrift

ter verkrijging van de graad van doctor aan de Rijksuniversiteit Groningen

op gezag van de

rector magnificus prof. dr. E. Sterken en volgens besluit van het College voor Promoties.

De openbare verdediging zal plaatsvinden op vrijdag 23 februari 2018 om 12.45 uur

door

Loreta Cornacchia

geboren op 22 maart 1988 te Bari, Italië

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Promotores

Prof. T.J. Bouma Prof. J. van de Koppel Prof. D. van der Wal

Beoordelingscommissie

Prof. K.R. Timmermans Prof. M.G. Rietkerk Prof. M.G. Kleinhans

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Table of Contents

Chapter 1

General introduction 1

Chapter 2

Plants regulate river flows and water levels through self-organization 15

Chapter 3

Landscapes of facilitation: how self-organized patchiness of aquatic

macrophytes promotes diversity in streams 41

Chapter 4

Flow-divergence feedbacks underlie propagule retention by in-stream

vegetation: the importance of spatial patterns for facilitation 75

Chapter 5

Plants face the flow in V-formation: a study of plant patch alignment in

streams 101

Chapter 6

Turbulence-mediated facilitation of resource uptake in patchy stream

macrophytes 125

Chapter 7 General discussion 147

References 159

Summary 181

Samenvatting 185

Acknowledgements 189

Curriculum vitae 195

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