Remsen, J.V. 1973 Barn Swallow Hirundo rustica July 6 Lattle Merced, San Francisco Co., Calif: 1 Princeton, San Mateo Co., Calif: 2 Pescadero Marsh, San Mateo Co., Calif: 20 Ano Nuevo St. Reserve, San Mateo Co., Calif: 10 Swanton Rd., n.of Davenport, Santa Cruz Co., Calif: 6 Coyote Hills Reg.P., Alameda Co., Calif: 50 July 8 Sacramento R., 4 mi. n.of Glenn, GlennCo., Calif: 6 Woodland Sugar Ponds, Yolo. Co., Calif: 4 July 11 Castro Valley Ranch, Gilroy, Santa Clara Co., Calif = 4 July 14 Boca Dam, Nevada Co., Calif : 1 Cisco Grove, Place. Co., Calif : 2 Alta, Placer Co., Calif: 2 Cool, El Dorado Co., Calif: 2 Woodland Sugar Ponds: 2 Tubbs Island, Sonoma Co., Calif: 20 Lucas Valley Rd., Marin Co., Calif: 15 July 28 Diablo Ranch, Mt. Diablo, Contra Costa Co.: 2 over study site Aug.5 Bay Bridge Toll Plaza, Alameda Co., Calif : 2 Bodega Bay, Sonoma Co., Calif: 30 Point Reyes N.S. Marin Co., Calif: 40 Aug.31 Bolinas Lagoon ; 20 Olema Marsh, Marin Co., Calif: 20 Point Reyes N.S., Marin Co., Calif: 40 Woodland aveq, Yolo Co., Calif: 300 Sep. 2 Pescadero Marsh: 5 Sep.6 Hwy 120, Mariposa Co., Calif; 1 Sep.13 Mesquite Springs, Death Valley, Inyo Co.,Calif: 2 Furnace Creek Ranch, Death Valley: 40 Sep.14 South end Salton Sea, Imperial Co., Calif: 40 Sep.21 Pescadero Beach: 20 Sep.23 Pescadero Marsh: 25 Sep.25 Pt.Diablo, Marin Co., Calif: 10 Sep.27 Monterey area, Monterey Co., Calif: 4