139. December 5, 1907. Alameda to San Francisco, cal. about 8:00 A.M. Conditions:- Foggy; moderate temperature; no wind. There were a good many Clangula clangula along the seawall this morning in the fog. The most of them either flew or dived. Larus glaucescens was very common on the bay. One or two Larus californicus (adult) were seen. Three cormorants crossed our bows in the fog. December 6, 1907. Alameda to San Francisco, cal. Conditions:- Strong southwest wind; rainy; moderate temperature; morning about 8:00 A.M. There were several Clangula clangula and small grebes along the mole. One clangula clangula was very close, as was also the only Oedemia deglandi seen. Larus californicus and Larus glaucescens was observed on the bay, the latter, of course, being the abundant bird. About 3:30 in the afternoon, at 1846 Gough Street, a good many gulls passed over beating to windward close to the house tops. They appeared to be Larus californicus and Larus Glaucescens. December 9, 1907. Alameda to San Francisco, cal.