My best birds of the day were the 250 RUSTY BLACKBIRDS near the  
entrance to the Kenilworth Aquatic Gardens around 11:30 AM,and the  
BLUE-GRAY GNATCATCHER and OSPREY at the end of the boardwalk. Also I  
don't often see Black Ducks there.  The full list follows:

Canada Goose     25
American Black Duck     2
Mallard     4
Great Blue Heron     1
Turkey Vulture     1
Osprey     1
Ring-billed Gull     6
Mourning Dove     2
Downy Woodpecker     1
Hairy Woodpecker     1
Northern Flicker     2
Fish Crow     28
Ruby-crowned Kinglet     1
Blue-gray Gnatcatcher     1
American Robin     5
European Starling     45
Chipping Sparrow     2
Song Sparrow     6
White-throated Sparrow     2
Dark-eyed Junco     30
Northern Cardinal     6
Rusty Blackbird     250

Have Fun Birding!

Wallace Kornack
Washington  DC