Field notes, v570
Page 383
Image from the Biodiversity Heritage Library. Contributed by Museum of Vertebrate Zoology, University of California, Berkeley. | www.biodiversitylibrary.org
Transcription
Cogswell 1948 Branta canadensis Oct. 24 - San Pablo Reservoir, 300' ft. Contra Costa Co., Calif. at least 8 large Canadas present with mass of ducks in cove on N.E. shore of lake. 4 of them were walking slowly along the dry grassy slope a few feet from the water's edge and were once obviously upset when chasing 2+ chattering other canada geese, crashed thru among them. The other 4+ were at rest on small point of land about 20 ft. from end of cove. all this obser- vation via 32x scope & 9x binoculars from hi-way SW of lake. Nov. 13 - 93 B. C. canadensis (other "large subspecies")? and 4+ B.C. leucopareia seen from road along SW shore of dam. many of them were on shore just below the road until I walked into sight, when they swam slowly out into lake. some had been honking occasionally but were entirely silent after they saw me. 1949. Feb. 5 - 10 mi. W & 3 mi. S of Stockton, San Joaquin Co., Calif. a flock of 12 large geese of this species (very probably B.C. canadensis) flew over, but were silent. - about 4 1/2 mi. E of Woodland, Yolo Co., Calif. About 70 B.C. canadensis & at least 8 definitely smaller ones, probably B.C. leucopareia in partially flooded plowed field with a few thousand ducks, chiefly Pintails. The geese were far more wary than the ducks & flew up beyond a