Mayhew 1947 April 26 Bay Farm Island, Alameda Co., Calif. Western Sandpiper, Western Willet, Brown Pelican, Western Gull, California Gull, Avocet, Bonaparte's Gull, Hudsonian Curlew, Brewer's Blackbird, Robin, Sanderling, Knot, Barn Swallow, Forster's Tern, Caspian Tern, Ring-billed Gull, Black-bellied Plover, Black Turnstone, Ruddy Turnstone, Pintail, Cliff Swallow, California Clapper Rail, Scaup, Ruddy Duck, Greater Yellow- legs, Snowy Plover, House Finch, and Sparrow Hawk. The most abundant species was the Western Sandpiper, the Avocets being next most abundant. Avocets, Marbled Godwits, Hudsonian Curlews, and Semi-palmed Plover were all fairly common. The rest of the species ranged down to individual observations of single specimens. May 3 Strawberry Canyon, U.C. campus, Alameda Co., Calif. As I had to leave the field trip early to take an examination, I didn't accomplish very much in the way of bird study. Our trip was from the north end of the stadium to Strawberry Pool. The morning was quiet and bright. The only real excitement of the morning was watching a cat make an unsuccessful attempt to catch any one of six quail that were the members of a flock. The nests of a Black-headed Grosbeak and a Brown Towhee were found, but were inaccessible to all members of the class, due to their