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Black Diamond Mines Regional Park in
Contra Costa County
,
California
Photos by Bill Walker
no photos
Location Notes
Daylight today: 12:50PM to 3:19AM
19 Sep 2010,
B3 Big Day: Time is Tight
Location Map
5 Species
Barn Swallow
Chestnut-backed Chickadee
Bushtit
Rock Wren
Rufous-crowned Sparrow