Elaine, I went to Greenbelt Lake around 4pm and only saw one Redhead (the
male), but I did see that a couple Canvasbacks returned. 

Yesterday's notables include a female Gadwall, Swamp Sparrow, and Brown
Headed Cowbirds.

I'll add my day's list to yours:

2/27/07, 4:00-5:20pm.

Song Sparrow - 7
Swamp Sparrow - 1
White-throated Sparrow - 13
Dark-eyed Junco - 3
Brown Creeper - 2
Tufted Titmouse - 4
Carolina Chickadee - 3
Robin - 2
Carolina Wren - 1
Downy Woodpecker - 1
Red-bellied Woodpecker - 2
Common Grackle - 8
Blue Jay - 2
Fish Crow ~100 
House Sparrow - 5
House Finch - 5
Mallard - 29
Mourning Dove - 4
Canada Goose - 31
Ruddy - 4
Hooded Merganser - 1
Lesser Scaup - 2
Canvasback - 2
Redhead - 1
Ring-necked Duck - 5
Coot - 2

Robert Ostrowski
Greenbelt,MD