[EBB Sightings] Eastern Contra Costa County - 4/23/6

Good Afternoon 

Derek Heins and I visited two areas around the delta
on Sunday. Both proved enjoyably birdy. Details are as
follows.

Black Diamond Mines Regional Park
No Canyon Wrens seen or heard but otherwise it was
very active with a total of 53 species and 1 Bobcat:

Birds we got:
Mallard 
Turkey Vulture
Killdeer
Northern Harrier
Sharp-shinned Hawk
Red-shouldered Hawk
Red-tailed Hawk
American Kestrel
Rock Dove
Mourning Dove
Anna?s Hummingbird
Selasphorus Hummingbird
Acorn Woodpecker
Nuttall?s Woodpecker
Northern Flicker
Western Wood Pewee
Black Phoebe
Olive-sided Flycatcher
Ash-throated Flycatcher
Western Kingbird
Barn Swallow
Violet-green Swallow
Scrub Jay
Common Raven
Oak Titmouse
Bushtit
Bewick?s Wren
House Wren (numerous)
Western Bluebird
Northern Mockingbird
Loggerhead Shrike
European Starling
Hutton?s Vireo
Yellow Warbler
Orange-crowned Warbler
Black-throated Gary Warbler
Yellow-rumped Warbler
Townsend?s Warbler
Hermit Warbler
Wilson?s Warbler
Rufous-sided Towee
California Towhee
Chipping Sparrow (2 on Chaparral Trail)
Song Sparrow
Golden-crowned Sparrow
White-crowned Sparrow
Dark-eyed Junco
Red-winged Blackbird
Western Meadowlark
Bullock?s Oriole
House Finch
Lesser Goldfinch (lots!)

Birds I'm not sure about:
Cassin's Vireo and Warbling vireo - both too fleeting
for an honest call.


Bethel Island/Holland Tract area
Birds we got:
Double-crested Cormorant
Great Blue Heron
Great Egret
Canada Goose
White-tailed Kite
Ring-necked Pheasant
Common Moorhen
American Coot
Black-necked Stilt
Caspian Tern
Forster?s Tern
Burrowing Owls (3 on north side of Delta Rd just after
old windmill)
Belted Kingfisher
Downy Woodpecker
Northern Rough-winged Swallow
Cliff Swallow
Marsh Wren
American Robin


Birds we missed:
Kept our eyes peeled for Blue Grosbeak but none raised
their heads - my luck with this bird has just gotta change!

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