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Distribution and abundance of nesting common and Caspian terns on the North American Great Lakes, 1976 to 1999. Journal of Great Lakes Research. 36(1):44-56.. 2010.
Changes in heron and egret populations on the Laurentian Great Lakes and connecting channels, 1977-2009. Avian Conservation and Ecology.. 2015.
Nesting populations of Double-crested Cormorants in the United States and Canada. Proceedings of the 1997 Symposium on Double-Crested Cormorants: Population Status and Management Issues in the Midwest. :17-25.. 1999.