A Water Quality Model for Shallow River-Lake Systemsand its Application in River Basin ManagementDavid KneisA dissertation submitted to the Faculty of Mathematics and Natural Sciences at theUniversity of Potsdam, Germanyfor the degree of Doctor of Natural Sciences (Dr. rer. nat.) in GeoecologySubmitted 23 April 2007Defended 19 June 2007Published July 2007RefereesProf. Axel Bronstert University of Potsdam, Institute of GeoecologyPD Dr. Dietrich Borchardt Kassel University, Center for Environmental Systems ResearchProf. Jesús Carrera Institute of Earth Sciences ’Jaume Almera’, BarcelonaThis work is licensed under the Creative Commons Attribution-Noncommercial-No Derivative Works 2.0 Germany License. To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-nd/2.0/de/ or send a letter to Creative Commons, 171 Second Street, Suite 300, San Francisco, California, 94105, USA. Elektronisch veröffentlicht auf dem Publikationsserver der Universität Potsdam: http://opus.kobv.de/ubp/volltexte/2007/1464/ urn:nbn:de:kobv:517-opus-14647 [http://nbn-resolving.de/urn:nbn:de:kobv:517-opus-14647] ContentsAbstract 9Germanabstract 111 Introduction 131.1 Context of the study . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 131.2 Focus of this thesis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 141.