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1978
Bayer, Range D.. "Aspects of an Oregon estuarine great blue heron population." In Wading Birds. National Audobon Society, p.213-217. Vol. no. 7. Research report of the National Audubon Society no. 7., 1978.
Frenkel, Robert E., Theodore Boss, and Reid S. Schuller. Transition Zone Vegetation between Intertidal Marsh and Upland in Oregon and Washington. Corvallis, Or.: Geography Department, Oregon State University, 1978.

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