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- 4Habitat Selection
- 3Barrenlands
- 2Fishpass
- 2Northwest Territories
- 2Resource Selection
- 1Alexandra Marie Claire Beatty
- 1Avgar, Tal
- 1Bevan, Tisa L
- 1Boyce, Mark S.
- 1Cahill, Christopher L
- 1Jones, N.E.
- 9Graduate and Postdoctoral Studies (GPS), Faculty of
- 9Graduate and Postdoctoral Studies (GPS), Faculty of/Theses and Dissertations
- 2Biological Sciences, Department of
- 2Biological Sciences, Department of/Journal Articles (Biological Sciences)
- 1Mathematical and Statistical Sciences, Department of
- 1Mathematical and Statistical Sciences, Department of/Research Publications (Mathematical and Statistical Sciences)
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Integrated step selection analysis: Bridging the gap between resource selection and animal movement
Download2016-01-01
Avgar, Tal, Potts, Jonathan R., Lewis, Mark A., Boyce, Mark S.
A resource selection function is a model of the likelihood that an available spatial unit will be used by an animal, given its resource value. But how do we appropriately define availability? Step selection analysis deals with this problem at the scale of the observed positional data, by matching...
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2003
Tonn, W.M., Katopodis, C., Jones, N.E., Scrimgeour, G.J.
We examined spatiotemporal variation in the physical, chemical, and biological characteristics of pristine streams that represent a range of conditions near Lac de Gras in the Barrenlands region of the Northwest Territories, Canada. Principal component analysis organized streams into four groups...
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Ecohydraulics of Nature-Like Fishways and Applications in Arctic Aquatic Ecosystem Connectivity
DownloadFall 2015
Northern Canada is currently undergoing rapid mineral extraction development. As part of this development there is a need to perform fish habitat compensation projects and build effective fish passage facilities. There is currently limited information available on the hydraulics of nature-like...
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Fall 2020
Climate change is altering sea ice phenology, which forces polar bears (Ursus maritimus) to spend an increasing amount of time on land. Therefore, understanding movement ecology and terrestrial habitat selection of bears may become increasingly important for conservation planning. The Western...
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Fall 2011
In the Rocky Mountain foothills of Alberta, Canada, activities of the forestry and energy sectors have resulted in the installation of tens of thousands of stream-crossing structures. In fifteen Athabasca River basins I found that culverts impeded upstream movements of non-sportfish species...
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Habitat use by fluvial Arctic Grayling (Thymallus arcticus) in mountain streams of the Little Nahanni watershed, Northwest Territories
DownloadFall 2020
Northern aquatic ecosystems face increasing pressures from climate change and natural resource development, raising conservation concerns for species in these vast and remote regions. Arctic Grayling (Thymallus arcticus) have a Holarctic distribution and are a sensitive freshwater fish that...
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Fall 2014
The development of the Diavik diamond mine destroyed pristine lakes and streams in Barrenlands region of northern Canada. Subsequently, several fish habitat compensation projects were undertaken to offset these losses. The M-Lakes project was intended to enhance the productive capacity of a...
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Spring 2012
Populations of feral horses have been increasing in the Alberta foothills and pose a concern to the conservation of native grasslands. Sustainable management of feral horses requires information on their habitat use. I utilized spatial data from radio-collared mares to assess seasonal habitat...
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Fall 2016
As resource exploitation and development expands in northern Canada, threats to the ecological integrity of freshwater systems increase. In Canada, developments that could negatively affect aquatic ecosystems require offsetting or compensation measures. As a result of diamond mine development, a...
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Fall 2014
I investigated the population and landscape genetics of Arctic Grayling (Thymallus arcticus) distributed throughout several connected river systems in Alberta, Canada. Broad- and fine-scale population structure was examined by genotyping nine microsatellite loci in 1,116 Arctic Grayling captured...