Reports to the Northern California BirdBox, transcribed for BirdWest by Calvin Lou.
ALAMEDA COUNTY
31 May In Berkeley, an adult male Rose-breasted Grosbeak was visiting a feeder at 393 Gravatt Dr. Both the feeder and the fountain are visible from the sidewalk, through the gate at the west edge of the property - Gravatt Dr at Stephens Way (northern intersection) on the hill behind the Claremont Hotel. Kay Loughman
28 May Near Emeryville, a swan (probably Tundra Swan) flew over Hwy 80. Mark Eaton
22-23 May In Dublin, the White-eyed Vireo first reported by Steve Huckabone continues to be seen at Tassajara Creek Regional Park. The park is not prominently marked. From Hwy 580, take Tassajara Rd north 1.4 miles and look for a small parking area on the left. Bob Powers, Adam Winer, Dave Weber
21 May In Dublin, the White-eyed Vireo first reported by Steve Huckabone continues to be seen at Tassajara Creek Regional Park. Follow the path from the parking lot toward the big valley oaks. The trail turns down into the riparian and onto the foot bridge. I watched the bird from the middle of the foot bridge. Dave Quady
CONTRA COSTA COUNTY
29 May In Mount Diablo State Park, a Green-tailed Towhee was seen on the east side of the lower summit parking lotin some bushes below the picnic tables. Scott Hein
21 May In Moraga on the campus of St Mary's College, an immature male American Redstart was seen near the powerhouse. John O'Neil