A Teal. It was hanging out with Green-winged Teals at the San Joaquin Wildlife Sanctuary in Orange County, CA 11/02/2014
Barrow's/Common Goldeneye ???? probably a Yellow-billed Common according to people who know alot more than I do.
South San Diego Bay-Imperial Beach 12/06/2009
possible hybrid with Gadwall/Wigeon? J St. Marina-Chula Vista, CA 11/11/2007