Sierra Nevada Bighorns & Disease Risk
Cahn, Maya L., Mary M. Conner, Oswald J. Schmitz, Thomas R. Stephenson, John D. Wehausen, and Heather E. Johnson. 2011. Disease, population viability, and recovery of endangered Sierra Nevada bighorn sheep. Journal of Wildlife Management 75, no. 8 (November): 1753-1766.
California Department of Fish and Game. 2006. The Efficacy of Measures to Minimize Contact Between Domestic Sheep and Sierra Nevada Bighorn Sheep on the Humboldt-Toiyabe National Forest, Mono County, California. http://www.nrm.dfg.ca.gov/FileHandler. ashx?DocumentID=27707&inline=true (accessed May 23, 2012). [govt. doc.]
California Department of Fish and Game. 2009. A Process for Identifying and Managing Risk of Contact Between Sierra Nevada Bighorn Sheep and Domestic Sheep, by Amy Baumer, Nancy East, Joe Echinique, Marcy Haworth, Marianne F. Leinassar, Chris Papouchis, Tom Stephenson, Diane Weaver, and Genny Wilson. N.p. http://nrm.dfg.ca.gov /FileHandler.ashx?DocumentVersionID=50150 (accessed May 22, 2012). [govt. doc.]
California Department of Fish and Game. 2010. Application of the Document Entitled A Process for Identifying and Managing Risk of Contact between Sierra Nevada Bighorn Sheep and Domestic Sheep, by Brian Croft, Amy Fesnock, Marcy Haworth, Rachel Mazur, Leeann Murphy, Steven Nelson, Richard Perloff, and Tom Stephenson. http://www.nrm.dfg. ca.gov/FileHandler.ashx?DocumentID=27673&inline=true (accessed May 23, 2012). [govt. doc.]
U.C. Davis Wildlife Health Center and California Department of Fish and Game. 2007. Modeling Risks of Disease Transmission from Domestic Sheep to Bighorn Sheep: Implications for the Persistence and Restoration of an Endangered Endemic Ungulate. http://www.nrm.dfg. ca.gov/FileHandler.ashx?DocumentID=27657&inline=true (accessed May 23, 2012). [govt. doc.] Later modified as:
Clifford, Deana L., Brant A. Schumaker, Thomas R. Stephenson, Vernon C. Bleich, Maya L. Cahn, Ben J. Gonzales, Walter M. Boyce, and Jonna A.K. Mazet. 2009. Assessing disease risk at the wildlife-livestock interface: A study of Sierra Nevada bighorn sheep. Biological Conservation 142, no. 11 (November): 2559-2568.
U.S. Fish & Wildlife Service. 2007. Recommendeded strategy for preventing contact between domestic sheep or goats and Sierra Nevada bighorn sheep. In Recovery Plan for the Sierra Nevada Bighorn Sheep (pages 61-71). Sacramento. http://www.nps.gov/yose/ naturescience/loader.cfm?csModule=security/getfile&PageID=382279 (accessed October 15, 2011). [govt. doc.]