Cogswell 1949 Journal Feb. 22 (cont'd.) Arroyo Mocho Canyon, Alameda Co., Calif. Noteworthly birds included: Columba fasciata - 1 flock of 130+ over grain fields [alighted] 2 mi. SE of Livermore . 40 more seen in canyon mouth. Sphyrapicus varius (ruber?) - 1, fully red. beaded, working on orchard (apple? or ?) trees about 4 mi. SE Livermore [outside of canyon proper] Zenaida macroura - flock of about 15 flushed from edge of same orchard. Chonlestes strigatus - about 5 (or more?) in dense elderberry at canyon mouth [see sp account] Sialia mexicana - 12 seen Quica nuttallii - 2 seen aquila chrysaetos 1 [see sp acct] Taxostoma rcdivium - 2 [see sp acct] sayornis nigricans - 1 heard near stream well up in steep walled canyon. - open hills E. of Livermore, Alameda Co., Calif. golden eagle - 2 (probably pair) raven - 1 Mar. 5. Wildcat Canyon, Tilden Regional Park, Contra Costa Co., Calif - Vegetational survey trip by Ecology class under Dr. Rittelks did not allow time for much bird observation. See, however, the following species accounts: acipiter cooperi Regulus satrapa Siphortyx californica