Yesterday morning at McKeldin Area, Patapsco Valley SP:

DC Cormorant  1, flying low up the South Branch of the Patpasco
Phoebe  2, heard only
Rough-winged Swallow  1, heard only
Golden-crowned Kinglet  1, heard only
Ruby-crowned Kinglet  1, heard only, singing
Gnatcatcher  1, my only one this spring
Louisiana Waterthrush  6
White-throated Sparrow  6

At Home:
Red-breasted Nuthatch  1, third visit to my feeders this year, second within a week
Goldfinch, a high count of 5 have visited my feeders during the past week

In the evening at Liberty Lake at Oakland Road:

Canada Goose  13
Mallard  1
Ring-necked Duck  2
Hooded Merganser  1
Red-breasted Merganser  3
Common Loon  3
Horned Grebe  2
DC Cormorant  105, started going to roost in the trees on the island at 7:15
Greater Yellowlegs  1
Ring-billed Gull  6, all immatures
Tree Swallow  4
Hermit Thrush  1
Pine Warbler  1, heard only, singing

--
Bob Ringler 
Eldersburg MD