Birding with my daughter on Saturday morning at the Little Patuxent Oxbow 
Lake Nature Preserve:

Canada Geese, ~100
Trumpeter Swan #960
American Black Ducks, 4
Mallards, ~60
Ring-necked Ducks, ~60 (mostly males, about 12:1)
Hooded Mergansers, 4
Bald Eagle  (1, adult, 1 immature)
Red-bellied Woodpecker
American Crow
Fish Crow
Carolina Chickadee
Tufted Titmouse
Carolina Wren
Blue Jays
Northern Cardinals
Red-winged Blackbirds

Marcy Stutzman
Russett, MD