Lynx distribution, status, and management in southern Canada Jeff - - PowerPoint PPT Presentation

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lynx distribution status and management in southern canada
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Lynx distribution, status, and management in southern Canada Jeff - - PowerPoint PPT Presentation

Feb 26, 2024 677 likes •1.07k views

Lynx distribution, status, and management in southern Canada Jeff Bowman Ontario MNRF and Trent University Wildlife management in Canada is largely a provincial responsibility Registered traplines in Ontario British Columbia Alberta

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Lynx distribution, status, and management in southern Canada Jeff Bowman

Ontario MNRF and Trent University

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Wildlife management in Canada is largely a provincial responsibility

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Registered traplines in Ontario

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British Columbia

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Alberta

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Saskatchewan

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Manitoba

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Ontario

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Quebec

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Newfoundland and Labrador

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Northwest Territories

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Yukon

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87/88 88/89 89/90 90/91 91/92 92/93 93/94 94/95 95/96 96/97 97/98 98/99 99/00 00/01 01/02 02/03 03/04 04/05 05/06 06/07 07/08 08/09 09/10 10/11 11/12 12/13 13/14

Hare density per ha

1 2 3 4 5

  • No. tracks per track night per 100 km

20 40 60 80 100

Hare density Lynx - Kluane Lynx - Mayo

Yukon

Powell et al. 2014. CEMP Annual Report.

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Southern Ontario

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Row et al. 2012. Conservation Genetics 13: 1259-1268.

Gene flow across Canada

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Row et al. 2012. Conservation Genetics 13: 1259-1268.

Gene flow across Canada

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Subtle genetic structure

Cristen Watt, Trent University, ongoing thesis work.

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Barrier effect of

  • St. Lawrence River
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Koen et al. 2015. Canadian Journal

  • f Zoology 93: 521-530.
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Koen et al. 2015. Canadian Journal

  • f Zoology 93: 521-530.
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Koen et al. 2015. Canadian Journal

  • f Zoology 93: 521-530.
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Melanie Prentice, Trent University, ongoing thesis work.

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Melanie Prentice, Trent University, ongoing thesis work.

NR1D1 Genomics

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Melanie Prentice, Trent University, ongoing thesis work.

AR - Females Genomics

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Melanie Prentice, Trent University, ongoing thesis work.

AR - Males Genomics

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Koen et al. 2014. Ecography 37: 754-762.

Range contraction

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Koen et al. 2014. Ecography 37: 754-762.

Range contraction

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Koen et al. 2014. Ecography 37: 754-762.

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High probability Low probability

Walpole et al. 2012. Landscape Ecology 27: 761-773

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  • Poole. 2003. Canadian Field-

Naturalist 117: 360-376.

Range contraction

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Row et al. 2014. Global Change Biology 20: 2076-2086

Effect of winter climate

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Lynx-bobcat hybridization

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Lynx-bobcat hybridization

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Lynx-bobcat hybridization

Koen et al. 2014. Biological Conservation 178: 107-115.

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Bobcat harvest in Canada

1980 1990 2000 2010 YEAR 500 1000 1500 BOBCAT Saskatchewan Q uebec O ntario Nova Scotia NB M anitoba BC Alberta PRO VINCE

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Questions? Collaborators: Paul Wilson, Dennis Murray, Erin Koen, Melanie Prentice, Jeff Row, Cristen Watt, Aaron Walpole More information: people.trentu.ca/jebowman

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References Prentice, M., J. Bowman, and P. J. Wilson. A test of somatic mosaicism in the androgen receptor of Canada lynx (Lynx canadensis). BMC Genetics. In press. Koen, E.L., J. Bowman, and P.J. Wilson. 2015. Isolation of peripheral populations of Canada lynx (Lynx canadensis). Canadian Journal of Zoology 93: 521-530 . Hornseth, M.L., A.A. Walpole, L.R. Walton, J. Bowman, J.C. Ray, M.-J. Fortin, and D.L. Murray. 2014. Habitat loss, not fragmentation, drives occurrence patterns of Canada lynx at the southern range

  • periphery. PLOS ONE 9(11): e113511.

Koen, E.L., J. Bowman, J. L. Lalor, and P. J. Wilson. 2014. Continental-scale assessment of the hybrid zone between bobcat and Canada lynx. Biological Conservation. 178: 107-115. Koen, E.L., J. Bowman, D. L. Murray, and P. J. Wilson. 2014. Climate change reduces genetic diversity of Canada lynx at the trailing range edge. Ecography 37: 754-762. . Row, J.R., P. J. Wilson, C. Gomez, E. L. Koen, J. Bowman, D. H. Thornton, and D. L. Murray. 2014. The subtle role of climate change on population genetic structure in Canada lynx. Global Change Biology 20: 2076-2086. Row, J.R., C. Gomez, E.L. Koen, J. Bowman, D.L. Murray, and P.J. Wilson. 2012. Dispersal promotes high gene flow among Canada lynx populations across mainland North America. Conservation Genetics 13: 1259-1268. Walpole, A.A., J. Bowman, D. L. Murray, and P. J. Wilson. 2012. Functional connectivity of Canada lynx at their southern range boundary. Landscape Ecology 27: 761-773.

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