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Filters: First Letter Of Last Name is M and Author is Morris, Ralph D. [Clear All Filters]
Population Trends of Ring-billed Gulls Breeding on the North American Great Lakes, 1976 to 2009. Waterbirds. 34(2):202-212.. 2011.
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.