Nov. 11, 1968. San Leandro Bay, Alameda co., bal. Conditions:- Overcast; moderate temperature; no wind, Saw no rails though searching for them. Larus philadelphia. Several on bay; shot two miniature ones. All with white heads. Saw three or four large gulls at a distance. Squatarola hylvetica. Heard and saw several. Wild. Numerous. Saw one; species uncertain, but probably Numenius hudsonicus. Sandpipers. Three or four large flocks in shallow sloughs; those I shot were Eremetes pusillus and Pelidna alpina. Ardea herodias. Several. Wary as usual. Ducks. Saw several flocks pass over high in air. One flock of about a dozen alighted in the mud in Damon's slough; they looked like Dafila acuta. Erimatoura jamaicensis. One swimming/diving. Aristonetta valisineria. Two flying. Colangula clangula. Taken on bay by hunters. Cormorant. One flying. Hawks. One or two large ones. One, apparently Buteo borealis, had a white rump band, one large owl. Sorthypus trichas, Larus ludovicianus, Nolos- spiza cinerea, and Lethatothypus palustris seen in marsh. Birds (except land birds & sandpipers) scarce.