With no school today I was able to visit the New Windsor wetlands behind the middle school:
Canada Goose  nest with 6 eggs
Green-winged Teal  15
Killdeer  1
Snipe  35, the most I have seen here
Phoebe  1
Yellow Palm Warbler  1

Little Pipe Creek Park in Union Bridge:
Canada Goose  2
Killdeer  1
Snipe  11
Rough-winged Swallow  2
Swamp Sparrow  1

Piney Run Park, with the lake drawn down I wanted to check the mudflats for shorebirds however there were none. I only had time to look at the upper part of the lake. The consolations:
Canada Goose  9
Tundra Swan  2, neither appears to be a full adult
Black Duck  3
Mallard  7
Green-winged Teal  16
Bufflehead  2 females
Hooded Merganser  2, a pair, they have nested here the past two years
Common Merganser  5 females
Red-breasted Merganser  1 female
Ruddy Duck  6
Common Loon  2
Pied-billed Grebe  3
DC Cormorant  22
Great Blue Heron  1
Coot  17
Bonaparte's Gull  18
Ring-billed Gull  6
Purple Martin  1 male, my first of the year
Tree Swallow  10
Rough-winged Swallow  4
Ruby-crowned Kinglet  1

--
Bob Ringler 
Eldersburg MD