March 23, 1909. Alameda to San Francisco, California. This morning I saw a number of Scaup ducks in the water off the seawall west of Fifth Street Station. Along the mole there were two ducks asleep and a large number of gulls on the sand. There were quite a few ducks in the water - Scaups, Scoters, and two Oedemia perspicillata. I saw a Drake Mergan- ser serrator flying. March 24, 1909. Alameda to San Francisco, California. It was low tide this morning. There were lots of gulls on the sand near the mole; I saw also several Scaup ducks feeding. In the water I saw Scaup ducks, Scoters, one or two Clangula clangula, and 1 Merganser serrator. On the return trip I saw a good many Larus californicus, mostly adults, and a few Larus glanescens on the San Francisco side. Along the mole the tide was high, and I saw a few Scaups and Scoters. March 25, 1909. Alameda to San Francisco, California. This morning there were a good many gulls on the sand along the mole, the tide being low. I also saw one Aristonetta valisineria