76. Conditions: - Overcast; NW wind; moderate temperature. Gulls were very scarce on the bay, but out the sand near the mole they were fairly common at low tide, apparently mostly Larus occidentalis. One or two lighter-mantled gulls have been noticed on the bay the last couple of days. Both this morning and yesterday morning a Larus heermanni were noted on the sand along the mole. Yesterday I noted one run about in semicircle in a small pool of water. It had its bill and part of its head under water and was apparently chasing a fish. July 30, 1907. Alameda, Cal. to end from San Francisco, Cal. Both yesterday and to-day at low tide in the morning there were a few large shore birds (one which scampered away as the train passed was a Numenius hudsonicus) on the exposed sand in the right near the roundhouse. Out at the water's edge and on adjacent sandspits and shallow spots were a good many gulls, most of the at such a distance from the train as to be indistinctly visible. On the north side of the Oakland creek