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Volume 14, Number 7—July 2008


Risk for Avian Influenza Virus Exposure at Human–Wildlife Interface

Jennifer Siembieda*, Christine K. Johnson*, Walter M. Boyce*, Christian Sandrock†, and Carol Cardona*Comments to Author 
Author affiliations: *University of California, Davis, School of Veterinary Medicine, Davis, California, USA; †University of California, Davis, School of Medicine, Sacramento, California, USA;

Main Article


Prevalence of avian influenza viruses in California wild birds and marine mammals, October 2005–August 2007, categorized by exposure risk category

Exposure risk group No. positive (%) No. tested Species (no. positive)
Casual 8 (0.2) 4,757 Finch (3), sparrow (2), cowbird (1), quail (2)
Recreational 20 (0.9) 2,346 Duck (19), goose (1)
2 (0.1)
Seabird (1), egret (1)
Total 30 (0.3) 9,157

Main Article