Hans Holbrook and I birded Swan Harbor this morning to pick up some 
shorebirds.  We were surprised by a nice migrant flock at entrance 
road.  Here are the highlights:

Entrance road:
Brewster's Warbler - looked like a Blue-winged with a solid gold wing 
patch (2nd/3rd generation?)
Northern Parula - 3
Chestnut-sided Warbler - 1
Magnolia Warbler - 1
Black-throated Green Warbler - 2
Blackburnian Warbler - 2
Black-and-White Warbler -1
Canada Warbler - 1

Impoundment:
Mallard - 5
Snowy Egret - 1
Little Blue Heron - 2
Green Heron - 4
Great Blue Heron - 1
Cooper's Hawk - 1
Osprey - 2
Bald Eagle - 2
Killdeer - 8
Lesser Yellowlegs - 10
Solitary Sandpiper - 1
Red Knot - 1
Pectoral Sandpiper - 6
Least Sandpiper - 8
Semi Sandpiper - 4
Bank Swallow - 100
Bobolink - 4

Matt Hafner
Bel Air, MD