Parasite-host interactions in an arctic goose colony / Vanessa Brooke Harriman.
Material type:
TextSeries: Thesis. (M.Sc.)Publication details: Saskatoon, SK : University of Saskatchewan, 2006.Description: x, 64 leaves : ill., map ; 28 cmOnline resources: Abstract: The arctic is currently experiencing some of the greatest rates of warming. Newly emerging diseases in the arctic are of particular interest due to the implications these may have at southern latitudes if temperatures continue to rise around the globe. It is important to document changes in pathogen populations, such as alterations in range,virulence, prevalence, and abundance, and the effect these may have on their host populations. Parasites influence the reproductive success of their hosts in some cases. Studies on impacts of ectoparasites on avian reproductive success have generally been focused on species with altricial young. I studied the abundance of an apparently newly emerging nest-parasite and the effects of this parasite on Ross's (Chen rossii) and lesser snow goose (Chen caerulescens caerulescens)reproductive success in the Karrak Lake goose colony, Nunavut, Canada from 2001 to 2004. The nest parasite, identified as the flea Ceratophyllus vagabundus vagabundus, was associated with goose eggs covered with spots of blood. The porportion of goose egg-shells covered
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Electronic Report
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Electronic Library | Non-fiction | HAR (Browse shelf(Opens below)) | Available | 8898 |
Thesis(M.Sc.)--University of Saskatchewan, 2006.
"December 2006."
Includes bibliographical references.
The arctic is currently experiencing some of the greatest rates of warming. Newly emerging diseases in the arctic are of particular interest due to the implications these may have at southern latitudes if temperatures continue to rise around the globe. It is important to document changes in pathogen populations, such as alterations in range,virulence, prevalence, and abundance, and the effect these may have on their host populations. Parasites influence the reproductive success of their hosts in some cases. Studies on impacts of ectoparasites on avian reproductive success have generally been focused on species with altricial young. I studied the abundance of an apparently newly emerging nest-parasite and the effects of this parasite on Ross's (Chen rossii) and lesser snow goose (Chen caerulescens caerulescens)reproductive success in the Karrak Lake goose colony, Nunavut, Canada from 2001 to 2004. The nest parasite, identified as the flea Ceratophyllus vagabundus vagabundus, was associated with goose eggs covered with spots of blood. The porportion of goose egg-shells covered