February 12, 1907. Alameda to and from San Francisco, Cal. Conditions: - Moderate Temperature; quite clear, a little fog near mole in morning. I noted a flock of gulls near the mole this morning. In the evening I came home at 4:45, and the gulls had not yet gone to roost. Larus glaucescens mostly young birds, were observed flying about the steamers. One or two immature Larus californicus were noted. Along the mole in the evening a few ducks were noted, some standing on sand in shallow water. Those close by appeared to be blue-bills. Feb. 22, 1907. Alameda to and from San Francisco, Cal. Conditions: - SE wind; moderate temperature; rainy, 2:00 P.M. or. Near the roundhouse on the sand at low tide were three or four hundred gulls. Ducks were fairly common along the mole, several blue-bills were observed; also scoters. When entering the slip at 5:30, there was an adult Oidemia perspicillata which had to move quite lively to escape. There were a few Larus glaucescens on the pilings Alameda mole and a good many in similar positions on the San Francisco side. Only an occasional adult was observed on the bay. Several adult Larus oc- cidentalis were observed flying apart from the other