Today Steve Simon and I birded part of the Loch Raven Watershed and the Paper Mill Swamp Trail (also known as the "Flats") in Baltimore County. In the Loch Raven Watershed we observed waterbirds from the Loch Raven Drive and the White Pine Circuit. These are the waterbirds we saw. Pied-billed Grebe 57 Horned Grebe 14 Canada Goose 334 Gadwall 22 Amer. Wigeon 68 Amer.Black Duck 8 Mallard 7 Redhead 104 Ring-necked Duck 8 Bufflehead 4 Common Merganser 22 Amer. Coot 3000 Ring-billed Gull 30 Herring Gull 4 At the Flats we had the following. Canada Goose 63 Gadwall 2 Amer. Black Duck 34 Mallard 7 Hooded Merganser 2