POPULATION GENETICS, DEMOGRAPHY AND POPULATION VIABILITY OF LITTLE PENGUINS (EUDYPTULA MINOR) IN AUSTRALIA A thesis submitted for the degree of Doctor of Philosophy By Sandra Vardeh School of Biological, Earth and Environmental Sciences, The University of New South Wales, Evolution and Ecology Research Centre April 2015 PLEASE TYPE THE UNIVERSITY OF NEW SOUTH WALES Thesis/Dissertation Sheet Surname or Family name: First name: Other name/s: Abbreviation for degree as given in the University calendar: School: Faculty: Title: Abstract 350 words maximum: (PLEASE TYPE) Declaration relating to disposition of project thesis/dissertation I hereby grant to the University of New South Wales or its agents the right to archive and to make available my thesis or dissertation in whole or in part in the University libraries in all forms of media, now or here after known, subject to the provisions of the Copyright Act 1968. I retain all property rights, such as patent rights. 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VII List of Tables ................................................................................................................ XI Acknowledgements ..................................................................................................XVII Thesis abstract .............................................................................................................. 1 Chapter 1: Introduction / Review of the status of the Little Penguin (Eudyptula minor)........................................................................................ 3 1.1. Biology of the little penguin ........................................................................... 6 1.2. Penguin distribution and population trends in New South Wales ................. 7 1.3. Connectivity and dispersal ............................................................................ 11 1.4. Rationale of the study ................................................................................... 12 1.5. Thesis overview............................................................................................. 13 References ............................................................................................................... 17 Appendix 1 .................................................................................................................. 20 Chapter 2: Identifying a decline of flightless, burrow-nesting seabirds using non-invasive methods to replace mark-recapture approaches for estimating population size and survival rates .......................................... 35 Introduction ............................................................................................................ 39 Methods .................................................................................................................. 48 Results ..................................................................................................................... 65 Discussion ................................................................................................................ 77 Acknowledgements ................................................................................................. 82 References ............................................................................................................... 83 Appendix 2 ................................................................................................................... 88 Chapter 3: Population genetics of Little Penguins (Eudyptula minor) in Australia ... 89 Abstract ................................................................................................................... 91 Introduction ............................................................................................................ 93 Materials and Methods ........................................................................................... 98 Results ................................................................................................................... 107 Discussion .............................................................................................................. 120 Acknowledgements ............................................................................................... 124 Conflict of Interest ................................................................................................ 124 References ............................................................................................................. 125 Appendix 3 ................................................................................................................ 131 III Chapter 4: Patterns of Major Histocompatibility Complex diversity, parasitism and mate choice in Little Penguins (Eudyptula minor) ................................. 153 Introduction .......................................................................................................... 157 Materials and methods ......................................................................................... 162 Results ................................................................................................................... 173 Discussion .............................................................................................................. 184 Acknowledgements ............................................................................................... 189 References ............................................................................................................. 190 Appendix 4 ................................................................................................................ 196 Chapter 5: Viability of little penguin (Eudyptula minor) populations at their northern range edge ............................................................................... 201 Summary ..............................................................................................................