Wood Duck 2 Gadwall 1 Mallard 35 Hooded Merganser 4 Pied-billed Grebe 6 Great Blue Heron 4 Great Egret 15 Green Heron 5 Sandhill Crane 4 Belted Kingfisher 1 Eastern Wood-Pewee 1 Eastern Kingbird 2 Northern Waterthrush 1 Common Yellowthroat 2 Yellow Warbler 3 Swamp Sparrow 2 | Oil City Marsh, MI |