January 29, 1911. I saw a large number of gulls on the mud pumped up by a dredger near the causeway across Lake Merritt, Oakland, california. January 30, 1911. Alameda to San Francisco, california. Rainy; southerly winds. There were a few ducks along the seawall and mole. On the old burnt crossbeams at the mole there were a good many gulls. On the bay I saw the usual Larus glaucescens, immature birds predominating; Larus californicus, a few, mostly adults; Larus argentatus, one or two immature. Some unusually large young Larus glaucescens were noted. I saw one small flock of five ducks northward bound and another of four going in the same direction, both high in the air. One loon going north and three ducks going northeast were also noted. I saw one duck flying south very close to the water. January 31, 1911. Alameda to San Francisco, california. Rainy in morning; clear in afternoon. Along the seawall and mole I saw several ducks, an Eider perspicillata being recognized close to the seawall. Yesterday morning I saw three cormorants proceeding in a northwesterly direction just off the Alameda Pier. On the bay three or [illegible] flocks of ducks were going