116 Oct. 12, 1907. Alameda to and from San Francisco, Cal. Conditions:—clear, westerly wind; moderate temperature. In the morning there was not so much sand exposed near the roundhouse and hence gulls were not as abundant as a day or so ago. While going down the mole this morning about a dozen cormorants passed over the train high up in a long navy line, going northward. This evening I noted Larus californicus on the bay in adult, immature, and intermediate stages; the adult to having mottled heads. Near the roundhouse this evening a small duck, perhaps a teal, flew up from the marsh close by the track and alighted again in the marsh a short distance away. Oct. 16, 1907. Alameda to and from San Francisco, Cal. Conditions:—clear but hazy; moderate temperature; no wind; forenoon, 7:40 to 8:30. Dark when coming home. Along the mole no birds were noted, the tide being high. On the bay, a few gulls were seen, Larus cal-