Year: 2014, 2014
Member of: Trent University Graduate Thesis Collection
Abstract: <p>The Pearl River Estuary (PRE) and eastern Taiwan Strait (ETS) populations of Indo-Pacific humpback dolphins (Sousa chinensis) contain ~600 and 100 catalogued individuals, respectively. Population demography is important for conservation actions but few animals have been sexed by conventional methods. Longitudinal analysis of tooth-rake scars on dorsal fins showed scars disappear within 7… more Full Text: SCARRING, SEX ASSIGNMENT, AND SEX-SPECIFIC SOCIALITY OF INDO-PACIFIC HUMPBACK DOLPHINS (SOUSA CHINENSIS) IN THE PEARL RIVER ESTUARY AND EASTERN TAIWAN STRAIT A Thesis Submitted to the Committee on Graduate Studies in Partial Fulfillment of the …
Year: 2014, 2014
Member of: Trent University Graduate Thesis Collection
Name(s): Creator (cre): Ringrose, John Lyons, Thesis advisor (ths): Beresford, David, Thesis advisor (ths): Abraham, Ken, Degree committee member (dgc): Beresford, David, Degree committee member (dgc): Abraham, Ken, Degree committee member (dgc): Nol, Erica, Degree granting institution (dgg): Trent University Abstract: <p>I studied the abundance, distribution and diversity of horse fly and deer fly species (Diptera: Tabanidae) and mosquito species (Diptera: Culicidae) in the boreal forest region of northern Ontario in 2011 and 2012. I collected 19 mosquito species, including one species new for Ontario, Aedes pullatus (Coquillett). I documented 11 northern and one southern range extension. I also… more Full Text: TABANIDAE AND CULICIDAE IN THE NORTHERN BOREAL REGION OF ONTARIO A Thesis Submitted to the Committee on Graduate Studies in Partial Fulfillment of the Requirements for the Degree of Master of Science in the Faculty of Arts and Science TRENT UNIVERSITY …
Year: 2013, 2013
Member of: Trent University Graduate Thesis Collection
Abstract: <p>I implemented three hayfield management regimens in southern Ontario (a typical schedule at the farmer`s discretion, a delayed first harvest after July 14, and an early first harvest before June 1 with 65 days before second harvest), and evaluated the costs/benefits to farmers regarding hay quality and feasibility, and to Bobolinks (Dolichonyx oryzivorus) regarding reproductive activity… more Full Text: EVALUATION OF HAYFIELD MANAGEMENT STRATEGIES AND BOBOLINK TERRITORIAL HABITAT IN SOUTHERN ONTARIO A Thesis Submitted to the Committee on Graduate Studies in Partial Fulfillment of the Requirements for the Degree of Master of Science in the Faculty of Arts …
Year: 2013, 2013
Member of: Trent University Graduate Thesis Collection
Abstract: <p>I investigated biodiversity of birds and vegetation associations along the boreal-tundra ecotone in Ivvavik National Park, Yukon Territory, and breeding adaptations used by American Robins (Turdus migratorius) at high latitudes. Twenty bird species were detected over three years using point-count surveys. Densities of American Robin, Dark-eyed Juncos (Junco hyemalis), and Yellow-rumped… more Full Text: HABITAT SELECTION AND LIFE-HISTORY TRAITS OF BREEDING BIRDS IN THE BOREAL-TUNDRA ECOTONE, WITH SPECIAL ATTENTION TO THE AMERICAN ROBIN (TURDUS MIGRATORIUS) A Thesis Submitted to the Committee on Graduate Studies in Partial Fulfillment of the Requirements …
