American Oystercatcher	MDIFW and ISS Shorebird data sets
Baltimore Oriole	Breeding Bird Survey sites
Bay-breasted Warbler	Breeding Bird Survey sites
Blackburnian Warbler	Breeding Bird Survey sites
Blackpoll Warbler	Breeding Bird Survey, Foss, and Pierson sites
Black-throated Blue Warbler	Breeding Bird Survey sites
Buff-breasted Sandpiper	MDIFW and ISS Shorebird data sets
Cape May Warbler	Breeding Bird Survey sites
Golden-winged Warbler	none
Hudsonian Godwit	MDIFW and ISS Shorebird data sets
Little Blue Heron	MA F&W, MDIFW, Andrews nesting sites
Little Gull	Pierson et al., Veit and Petersen sites
Louisiana Waterthrush	T. Hodgman (MDIFW) surveys Breeding Bird Survey sites
Marsh Wren	T. Hodgman (MDIFW) surveys
Nelson's sharp-tailed sparrow	T. Hodgman (MDIFW) surveys
Prairie Warbler	Breeding Bird Survey sites
Razorbill	MDIFW nesting sites Pierson et al. wintering sites
Red Crossbill	Breeding Bird Survey sites
Red-headed Woodpecker	none
Ruddy Turnstone	MDIFW and ISS Shorebird data sets
Seaside Sparrow	none
Snowy Egret	MA F&W, MDIFW, Andrews nesting sites
Solitary Sandpiper	MDIFW and ISS Shorebird data sets, Pierson et al. sites
Spruce Grouse	none
Tricolored Heron	Pierson et al. feeding sites MDIFW nesting sites
Whip-poor-will	Breeding Bird Survey, Pierson et al., Foss, Veit and Petersen sites
Yellow Rail	Gibbs and Melvin breeding sites