lemson, J.V. 1973 Cliff Swallow Petrochelidon pyrrhonota July 3 373 Gravatt Dr, Oakland, Alameda Co, Calif: 1 h.o. over Univ of Calif, Berkeley, Alameda Co, Calif: 1 flew from under leaves at Dwinelle Hall . One around leaves at LSB July 4 373 Gravatt: 1 over July 5 Downtown Berkeley: 1 over July 6 Princeton Harbor, Half Moon Bay, San Mateo Co, Calif: 5 Pescadero Marsh, San Mateo Co, Calif: 10 Ana Nuevo State Reserve, San Mateo Co, Calif: 100 July 8 Sacramento R. 4 mi. n. of Glenn, Glenn Co, Calif: 10 Woodland Sugar Ponds, Yolo Co, Calif: 25 July 10 UCB: 4 July 11 Castro Valley Ranch, Gilroy, Santa Clara Co, Calif: 50 301 Camino Pablo, Orinda, Contra Costa Co, Calif: 2 foraging over live oak- bay woods to west July 12 Orinda Village, Contra Costa Co, Calif: 5 July 13 Gold Run, Placer Co, Calif: 5 July 14 Boca Dam, Nevada Co, Calif: 80 Cisco Grove, Placer Co, Calif: 10 Nimbus Fish Hatchery, Sacramento Co, Calif: 50 Woodland Sugar Ponds: 40 Lucas Valley Rd., Marin Co, Calif: 10 Bolinas, Marin Co, Calif: 25 July 20 Diablo Ranch, Contra Costa Co, Calif: 5 July 21 Whitewater-Rivemorth, Salton Sea, Riverside Co, Calif: 5 South end Salton Sea, Imperial Co, Calif: 250 July 22 Finney Lake, Imperial Co, Calif: 50 Colorado River Valley, Imperial Co, Calif: 25 Salton City, Imperial Co, Calif: 20 July 27 Diablo Ranch, Mt. Diablo, Contra Costa Co, Calif: 2 h.o. study side Aug. 3 Fickle Ridge, Moraga, Contra Costa Co, Calif: 1 Aug. 5 Lands Ranch, Vine Hill Rd^Sebastopol Sonoma Co, Calif: 1 Bodega, Sonoma Co, Calif: 10 Point Reyes N.S., Marin Co, Calif: 2 Limantown Estero