Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Banks
1960
Larus occidentalis
Western Gull
Oct. 27 E side Isla Cerralvo, Baja Calif., Mexico - One
seen today flying along shore. Saw several
on the way to the island, and I guess I saw
them the last couple days here also, but am not
sure.