Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Remsen,
J.V.
1973
Lesser Scaup
Aythya affinis
July 8 Woodland Sugar Ponds, Yolo Co., Calif: 1♂ + accomp. ♀
July 14 Woodland Sugar Ponds: 1 sick ♀ captured. Identified by grayish,
not white, streak in primaries and small bill nail,
Sept. 1 Berkeley dump, Alameda Co., Calif: 1♂ (faded) and one probable ♀