April 15, 1907. Alameda to and from San Francisco, cal. Conditions:- Overcast in morning, clear in afternoon, westerly wind; moderate temperature. The tide was very low this morning, and in the light near the roundhouse there a good many gulls at the water's edge. Quite a few ducks, also, were observed feeding their backs only showing out of water. Last evening at low tide I noted two Larus philadelphia flying over some pools left by the tides. This morning while stopping at Morton St. I noted four Nycticorax nycticorax alight in some trees at the corner of San Jose Ave. and, Morton St. April 16, 1907. Alameda to and from San Francisco, cal. Conditions:- Warm; clear; WSW wind. A good many large gulls in the shallow water and on the exposed sand spit in the light at the mole round- house. Three or four Larus philadelphia were noted, fluttering watchfully over some pools left by the re-