Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Remsen,
J.N.
1975
Common Merganser
Mergus merganser
Dec. 21 San Diego area, San Diego Co., Calif.: 1♀ on salt-water at Fiesta Island;
much longer than nearby Red-breasted; darker red head sharply set off
from neck, crested appearance, white chin patch.