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Habitat Selection by Female Elk During Minnesota's Agricultural Season
Authors:Joseph W Hinton  Alicia E Freeman  Véronique St-Louis  Louis Cornicelli  Gino J D'Angelo
Institution:1. Department of Environmental and Forest Biology, State University of New York College of Environmental Science and Forestry, 1 Forestry Drive, Syracuse, NY, 13210 USA;2. Department of Biological Sciences, Minnesota State University-Mankato, Trafton Science Center South, Mankato, MN, 56001 USA;3. Wildlife Biometrics Unit, Division of Fish and Wildlife, Minnesota Department of Natural Resources, 5463 W. Broadway Avenue, Forest Lake, MN, 55025 USA;4. Division of Fish and Wildlife, Minnesota Department of Natural Resources, 500 Lafayette Road, St. Paul, MN, 51555 USA;5. Warnell School of Forestry and Natural Resources, University of Georgia, 180 E. Green Street, Athens, GA, 30605 USA
Abstract:Understanding space-use patterns by elk (Cervus canadensis) is essential to alleviating human-elk conflicts, particularly when crop depredation by elk can make it harder to justify to the public the need to restore elk populations to regions with agricultural landscapes. In 2016–2017, we used global positioning system data from 20 female elk to investigate their selection for agricultural cover during the agricultural season (1 May–31 Oct) in northwestern Minnesota, USA. We estimated resource selection functions with resource availability defined at the home range scale. Elk space use was primarily determined by distance to forest cover in areas proximate to agricultural fields. During diurnal periods, elk selected areas with forest cover near agricultural fields planted with legumes and cereal. During nocturnal periods, elk selected for agricultural fields with little to no canopy and that were planted with legumes. We suggest that management of elk in northwestern Minnesota will require practices that discourage the use of agriculture by elk while improving natural habitats within areas managed for elk restoration. We suggest that forestry practices (i.e., thinning and burning) could improve cover and forage openings for elk in restoration areas. Furthermore, managers could work with agricultural producers where elk occur to plant crops favored by elk (i.e., legumes) outside known home ranges and plant fields within home ranges with crops that elk avoided (i.e., hay). Collectively, these practices may shift the ranges of elk herds into restoration areas and lower conflict between the public and elk restoration efforts. © 2020 The Wildlife Society.
Keywords:agriculture  Cervus canadensis  conservation  elk  habitat selection  home range  Minnesota  space use
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