(Sept. 4? A Poor Will called repeatedly for an hour or more.) 1939 Sept. 4-9. Beautiful weather. Birds very quiet. Sept. 9. We drove to Boulder Creek after 4 p.m. Sept. 10. Returned to Berkeley via Palo Alto. At Mountain View Marsh we ate a picnic lunch while we watched the birds at the turn of the tide. They are increasingly abundant. Black-bellied Plover - a very few in gull plumage, some in mixed plumage, many in winter plumage. Probably the most abundant species. 200+ (near highway) Long-billed Curlew - more ab. than Hudsonian 15+ - many more farther out, no doubt. Willets - next to Bl. Plover in abundance. 100+ (No yellowlegs seen) Least Sandpiper - no large flock movements but many small groups. Long-billed Dowitcher 20-30 - in one area. W. Sandpiper - very few Godwits - 20+ Pintails - 6-8. eclipse plumage. At Dumbarton Bridge - west end - tide out Sandpipers, plover, willets - no stop. East end: Gulls - California - adults 60+ Terns - Caspian possibly Forster's also in one area near Coyote Hills. W. Belding - 300+ - some near, most in distance near R.R. bridge. (No land birds, no swallows)