Jose A. Constantine
Department of Geological Sciences
University of California, Santa Barbara, California
Santa Barbara, CA 93106

Gregory B. Pasternack
211 Veihmeyer Hall
Department of Land, Air, and Water Resources
University of California, Davis
One Shields Avenue
Davis, CA 95616
gpast@ucdavis.edu

Michael L. Johnson
John Muir Institute of the Environment
University of California, Davis
One Shields Avenue
Davis, CA 95616