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

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

Saskatchewan

Manitoba

Ontario

Quebec

Newfoundland and Labrador

Northwest Territories

Yukon

Yukon 5 100 No. tracks per track night per 100 km Hare density Lynx - Kluane 4 Lynx - Mayo 80 Hare density per ha 3 60 2 40 1 20 0 0 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 Powell et al. 2014. CEMP Annual Report.

Southern Ontario

Gene flow across Canada Row et al. 2012. Conservation Genetics 13: 1259-1268.

Gene flow across Canada Row et al. 2012. Conservation Genetics 13: 1259-1268.

Subtle genetic structure Cristen Watt, Trent University, ongoing thesis work.

Barrier effect of St. Lawrence River

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

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

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

Melanie Prentice, Trent University, ongoing thesis work.

Genomics NR1D1 Melanie Prentice, Trent University, ongoing thesis work.

Genomics AR - Females Melanie Prentice, Trent University, ongoing thesis work.

Genomics AR - Males Melanie Prentice, Trent University, ongoing thesis work.

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

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

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

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

Range contraction Poole. 2003. Canadian Field- Naturalist 117: 360-376.

Effect of winter climate Row et al. 2014. Global Change Biology 20: 2076-2086

Lynx-bobcat hybridization

Lynx-bobcat hybridization

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

Bobcat harvest in 1500 Canada 1000 BOBCAT PRO VINCE Alberta BC M anitoba 500 NB Nova Scotia O ntario Q uebec 0 Saskatchewan 1980 1990 2000 2010 YEAR

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

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.