1. Cornell University College of Veterinary Medicine, New York 366, Ithaca, New York 14853, USA
2. The Marine Mammal Center, 2000 Bunker Road, Fort Cronkhite, Sausalito, California 94965, USA
3. University of California, Davis, One Shields Avenue, Davis, California 95616, USA
4. Zoological Pathology Program, University of Illinois at Urbana-Champaign, 2160 S First Avenue, Maywood, Illinois 60153, USA
5. Marine Wildlife Veterinary Care and Research Center, Department of Fish and Wildlife, Office of Spill Prevention and Response, 1451 Shaffer Road, Santa Cruz, California 95060, USA
6. Long Marine Laboratory, Department of Ecology and Evolutionary Biology, University of California, 100 Shaffer Road, Santa Cruz, California 95060, USA
7. Molecular Mycology Research Laboratory, Center for Infectious Diseases and Microbiology, Sydney Medical School–Westmead Hospital, Marie Bashir Institute for Infectious Diseases and Biosecurity, The University of Sydney, Westmead Millennium Institute, 176 Hawkesbury Road, Westmead, NSW 2145, Australia