Iowa State University Capstones, Theses and Graduate Theses and Dissertations Dissertations 2011 Population characteristics and habitat selection of muskrats (Ondatra zibethicus) in response to water level management at the Summerberry Marsh Complex, The aP s, Manitoba, Canada Michael David Ervin Iowa State University Follow this and additional works at: https://lib.dr.iastate.edu/etd Part of the Ecology and Evolutionary Biology Commons Recommended Citation Ervin, Michael David, "Population characteristics and habitat selection of muskrats (Ondatra zibethicus) in response to water level management at the Summerberry Marsh Complex, The as,P Manitoba, Canada" (2011). Graduate Theses and Dissertations. 11970. https://lib.dr.iastate.edu/etd/11970 This Thesis is brought to you for free and open access by the Iowa State University Capstones, Theses and Dissertations at Iowa State University Digital Repository. It has been accepted for inclusion in Graduate Theses and Dissertations by an authorized administrator of Iowa State University Digital Repository. For more information, please contact
[email protected]. Population characteristics and habitat selection of muskrats (Ondatra zibethicus) in response to water level management at the Summerberry Marsh Complex, The Pas, Manitoba, Canada By Michael Ervin A thesis submitted to the graduate faculty in partial fulfillment of the requirements for the degree of MASTER OF SCIENCE Major: Ecology and Evolutionary Biology Program of Study Committee: William R. Clark, Major Professor David Otis Steven Jungst Iowa State University Ames, Iowa 2011 Copyright © Michael Ervin, 2011. All rights reserved. ii Table of Contents: LIST OF TABLES v LIST OF FIGURES viii CHAPTER 1: GENERAL INTRODUCTION 1 Introduction 1 Thesis Organization 15 References 16 CHAPTER 2: POPULATION TRENDS AND PHYSIOLOGICAL 22 RESPONSES OF MUSKRATS (Ondatra zibethicus) TO WATER LEVEL MANIPULATION AT THE SUMMERBERRY MARSH COMPLEX, THE PAS, MANITOBA.