species. Two or three Uria troile were on the water off Goat Island. San Francisco to Alameda, Cal. Conditions: - 5:15 to 5:35 P.M. clear; warm; west wind. I noted a few Larus occidentalis and a good many Larus californicus (young birds common) on the trip across. I counted seven Uria troile on the water. One which looked like a young bird was in company with an adult. I saw a Phalacrocorax near the mole. Sep. 2, 1904. Alameda to San Francisco, Cal. Conditions: - 7:00 to 8:00 A.M. Low fog, not very thick; cool; west wind. Passer domesticus was common in town. On the bay there were a good many Larus californicus and a few Larus occidentalis. Young birds in dark plumages are common. No Larus hermanni are seen. Off Goat Island I noted two water birds on the water which appeared to be grebes. San Francisco to Alameda, Cal. Conditions: - 5:15 to 6:15 P.M. clear; warm; west wind. The remarks made about the birds on the bay the morning apply also for the evening trip, ex- cept that I saw no grebes. At home I saw an Aphelocoma californica.