Yesterday morning I walked the Liberty Watershed trail at Bollinger Mill Road looking for migrant passerines, but there were few. Non-resident birds included:

Wood Duck  1
Green Heron  1
Killdeer  1
Spotted Sandpiper  2
Solitary Sandpiper  1
Least Sandpiper  1
Yellow-billed Cuckoo  2, heard only
Pewee  8, all singing
Acadian Flycatcher  3, all calling
Crested Flycatcher  1
Phoebe  1
Yellow-throated Vireo  2, heard only, singing
Red-eyed Vireo  13, most singing
Catbird  1, heard only
Ovenbird  1
Scarlet Tanager  4
Baltimore Oriole  1

   Yesterday evening I went to Liberty Lake at Oakland Road where there was little variety:

Double-crested Cormorant  16
Kingbird  16, mostly in one flock

   This morning I went to Piney Run to look for migrant passerines. Again there were almost none. Non-resident birds:

Common Loon  1
Glossy Ibis  1, at White Rock Road, could not see the other bird but visibility is limited there.
Greater Yellowlegs  3
Ring-billed Gull  1
Yellow-billed Cuckoo  1, heard only
Ruby-throated Hummingbird  2
Pewee  4, heard only, singing
Acadian Flycatcher  1, heard only, calling
Crested Flycatcher  2
Phoebe  1
Kingbird  5
Yellow-throated Vireo  1
Red-eyed Vireo  5
Gnatcatcher  1
Wood Thrush  2, heard only
Catbird  14
Brown Thrasher  1
Cedar Waxwing  2
Redstart  1
Yellowthroat  1
Mourning Warbler  1, not 100% sure in brief looks I had of it
Scarlet Tanager  1 molting male, singing
Towhee  1, heard only
Baltimore Oriole  1

--
Bob Ringler 
Eldersburg MD