Factors Related to the Distribution and Prevalence
Biological Conservation 144 (2011) 2913–2921 Contents lists available at SciVerse ScienceDirect Biological Conservation journal homepage: www.elsevier.com/locate/biocon Factors related to the distribution and prevalence of the fungal pathogen Batrachochytrium dendrobatidis in Rana cascadae and other amphibians in the Klamath Mountains ⇑ Jonah Piovia-Scott a,b, , Karen L. Pope c, Sharon P. Lawler a,d, Esther M. Cole e, Janet E. Foley b a Center for Population Biology, University of California – Davis, One Shields Avenue, Davis, CA 95616, USA b Department of Veterinary Medicine and Epidemiology, University of California – Davis, One Shields Avenue, Davis, CA 95616, USA c United States Forest Service, Pacific Southwest Research Station, 1700 Bayview Drive, Arcata, CA 95521, USA d Department of Entomology, University of California – Davis, One Shields Avenue, Davis, CA 95616, USA e Department of Environmental Science and Policy, University of California – Davis, One Shields Avenue, Davis, CA 95616, USA article info abstract Article history: The fungal pathogen Batrachochytrium dendrobatidis (Bd), which causes the disease chytridiomycosis, has Received 5 May 2011 been associated with declines and extinctions of montane amphibians worldwide. To gain insight into Received in revised form 29 July 2011 factors affecting its distribution and prevalence we focus on the amphibian community of the Klamath Accepted 22 August 2011 Mountains in northwest California. The Cascades frog (Rana cascadae), one of the most common amphib- Available online 5 October 2011 ians in these mountains, experienced increased mortality as a result of Bd exposure in laboratory trials and has experienced recent, dramatic declines in other parts of California. We surveyed 112 sites in Keywords: the Klamaths, all of which supported R.
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