Carnivores and their Habitats


Book Chapters

R.A. Powell, A.N. Facka, M.W Gabriel, J.H Gilbert, J.M. Higley, S.LaPoint, N.P. McCann, W.D. Spencer, and C.M. Thompson.(2017) in The fisher as a model organism. In Biology and Conservation of Wild Musteloids, Macdonald, DW., Newman, C., Harrington, LA, editors. Oxford University Press, London


Book Chapters

Quinn, J., M.W.Gabriel, C. Kreuder-Johnson, (2016) Disease ecology of American badgers in badgers: systematics, biology, conservation and research techniques. G. Proulx,& E.l Do Linh San, editors. Alpha Wildlife Publications



Journal Articles

Sweitzer R.A., V.D. Popescu, C.Thompson, K. Purcell, R.H. Barrett, M. Wengert, M.W. Gabriel, and L.Woods (2015). Mortality risks and limits to population growth of fishers. The Journal of Wildlife Management. doi: 10.1002/jwmg.1020

Gabriel M.W., L. Woods, G.M.,Wengert, N. Stephenson,J.M. Higley, C.Thompson, S.M. Matthews, R.A. Sweitzer, K. Purcell, R.H.Barrett, and S.M.Keller, (2015). Patterns of natural and human-caused mortality factors of a rare forest carnivore, the fisher (Pekania pennanti) in California. PLoS ONE, 10(11), p.e0140640


Journal Articles

Wengert, G. M., Gabriel, M. W., Matthews, S. M., Higley, J. M., Sweitzer, R. A., Thompson, C. M., Purcell, K. L., Barrett, R. H., Woods, L. W., Green, R. E., Keller, S. M., Gaffney, P. M., Jones, M. and Sacks, B. N. (2014), Using DNA to describe and quantify interspecific killing of fishers in California. The Journal of Wildlife Management, 78: 603–611.


Journal Articles

G.M. Wengert, M.W. Gabriel, Foley, J. E., Kun, T. and Sacks, B. N. (2013), Molecular techniques for identifying intraguild predators of fishers and other north American small carnivores. Wildlife Society Bulletin. doi: 10.1002/wsb.287.

S.M. Matthews , J.M. Higley , K.M. Rennie , R.E. Green , C.A. Goddard , G.M. Wengert, M.W. Gabriel, and Todd K. Fuller. Reproduction, recruitment, and dispersal of fishers (Martes pennanti) in a managed Douglas-fir forest in California In Journal of Mammalogy, 94(1):100-108. 2013.


Book Chapters

2012 Invited book chapter abstract:  Wengert, G.M., M.W. Gabriel, and D.L. Clifford (2012). Investigating cause-specific mortality and diseases in carnivores: tools and techniques. In L. Boitani and R.A. Powell (eds.) Carnivore Ecology and Conservation: A Handbook of Techniques, pp. 294-313, Oxford University Press, Oxford

2012  Invited book chapter abstract:  Gabriel, M.W., G.M. Wengert, and R.N. Brown (2012). Pathogens and parasites of Martes Species: management and conservation implications. In Biology and Conservation of Martens, Sables, and Fishers: A New Synthesis. K.B. Aubry, W.J. Zielinski, M.G. Raphael, G. Proulx, and S.W. Buskirk, eds. Cornell University Press, Ithaca, New York, USA.

Journal Articles

2012  S.M. Keller, M.W. Gabriel, K.A. Terio, E.J. Dubovi, E. VanWormer, R. Sweitzer, R. Barret, C. Thompson, K. Purcell, and L. Munson. Canine Distemper in an isolated population of fishers (Martes pennanti) from California. Journal of Wildlife Diseases, 48(4), 2012, pp. 1035–1041

In Preparation, Submission Fall 2012. M.W. Gabriel, D.L. Clifford, R. Callas, P.Figura, M. Statham, J. Perrine, H. U. Wittmer, and B. N. Sacks. Exposure and infection to selected carnivore pathogens in California native red foxes: Sierra Nevada (Vulpes vulpes necator) and Sacramento valley red fox (V. v. patwin) and their sympatric carnivore communities.


Journal Articles

2011  J.L. Larkin, M.W. Gabriel, R.W. Gerhold , M. J. Yabsley , J. Christine Wester, J. G. Humphreys, R. Beckstead§, and J. P. Dubey. Prevalence to Toxoplasma gondii and Sarcocystis spp. in a reintroduced fisher (Martes pennanti) population in Pennsylvania. Journal of Parasitology, 97(3): pp. 425–429


Journal Articles

2010 M.W Gabriel, G.M Wengert, S.M Matthews, J Mark Higley, J. E Foley, A. Blades, M. Sullivan, R. N Brown Effectiveness of rapid diagnostic tests to assess pathogens of fishers (Martes pennanti) and gray foxes (Urocyon cinereoargenteus). Journal of Wildlife Diseases, 46(3): pp. 966-970

2010 E.L. Brown, D.M. Roellig, M.E. Gompper, R.J. Monello, K.M. Wenning, M.W. Gabriel, and M.J. Yabsley. Seroprevalence of Trypanosoma cruzi among eleven potential reservoir species from six states across the southern United States. Vector-Borne and Zoonotic Diseases. 10(8): pp. 757-763.

2010 J.Gohrman, Gabriel M.W., Maclachlan N.J, Nieto N., Foley J., and Spier S. Pilot immunization of mice infected with an equine strain of Corynebacterium pseudotuberculosis. Veterinary Therapeutics. 11(1): E1-E8.

News Articles

2010 Times Standard, October 31st, Section A1-6. Local report on the multiagency/organization effort for the California reintroduction effort.


Journal Articles

2009 M.W. Gabriel,R.N. Brown,. J.E. Foley,J. Mark Higley, and R. G. Botzler. Ecology of Anaplasma phagocytophilum infection in gray foxes (Urocyon cinereoargenteus) in northwestern California. Journal of Wildlife Diseases 45 (2): pp. 344-354

2009 M. W. Gabriel,J.Henn,J.E. Foley,R.N. Brown,R.W. Kasten,P.Foley,and Bruno B. Chomel. Zoonotic Bartonella species in fleas collected on gray foxes (Urocyon cinereoargenteus). Vector-borne and Zoonotic Disease 9(6): pp. 597-603

2009  J. B. Henn, M. W. Gabriel, R. W. Kasten,  R.N. Brown, J. E. Koehler, K. A. MacDonald, M.D. Kittleson, W.P. Thomas, and B.B. Chomel. Infective Endocarditis in a dog and the phylogenetic relationship of the associated “Bartonella rochalimae” strain with isolates from dogs, gray foxes, and a human. Journal of Clinical Microbiology, 47(3): pp. 787–790

News Articles

2009  ZooNews article focusing on fishers in California and the fisher kit orphans from the Southern Sierra Nevada. Return to the Wild.


Book Chapters

Chapter 1. R.N. Brown, M.W. Gabriel, G.M. Wengert, S. Matthews, J. Mark. Higley, and J.E. Foley. Pathogens associated with fishers.

Chapter 2. M.W. Gabriel, G.M. Wengert, J.E. Foley, J. Mark. Higley, S. Matthews, and R.N. Brown. Pathogens associated with mesocarnivores sympatric with fishers in northwestern California

Government Reports

2008 IERC Report to USFWS on Pathogens in Fishers and sympatric mesocarnivores. 101 pages


Journal Articles

2007  J. B. Henn, M.W. Gabriel, R.W. Kasten, R.N. Brown,J.H. Theis, J.E. Foley, and B.Chomel. Gray foxes (Urocyon cinereoargenteus) as a potential reservoir of a Bartonella clarridgeiae-like bacterium and domestic dogs as part of a sentinel system for surveillance of zoonotic arthropod-borne pathogens in Northern California. Journal of Clinical Microbiology. 45(8): pp. 597-603

2007  J.E. Foley, R. N. Brown, M. W. Gabriel, J. Henn, N. Drazenovich, R. Kasten,S. L. Green, and B. B. Chomel. Spatial analysis of the exposure of dogs in rural north-coastal California to vectorborne pathogens. Veterinary Record 161: pp.653-657


Journal Articles

2006 R.N. Brown, M.W. Gabriel, G.M. Wengert, S. Matthews, J. Mark. Higley, and J.E. Foley. Fecally transmitted viruses associated with pacific fishers (Martes pennanti) in northwestern California. Transactions of the Western Section of the Wildlife Society. 42: 40-46


Government Reports

Report to California State Parks. Greta M. Wengert. Demography, range, habitat, condition and parasites of the Roosevelt elk (Cervus elaphus roosevelti) of Sinkyone Wilderness State Park, Mendocino County, California.