Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Remsen,
J.V.
1974
Western Gull
Larus occidentalis
Jan.5 Coyote Hills Reg Park, Alameda Co, Calif: 1
Jan.25 Alameda South Shore, Alameda Co, Calif: 1 ad.
apparently going through courtship routine with
ad. Glaucous-winged Gull - see G.W. Gull for
Jan. 25.
Jan.26 Monterey Bay offshore boat trip: 2000 in several
enormous mixed-species gull feeding flocks.