Ancient shorelines of southwestern Lake Michigan (2011)

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Item Number: POSTER02

Landward of the coast of Lake Michigan are the remnants of a series of acuate sand ridges with intervening swales. The sand ridges are the position of previous shorelines, and mark the successive march of Indiana's coast into Lake Michigan…


Thompson, T. A., Baedke, S., Johnston, J. W., Sowder, K. H., and Hill, B. T., 2011, Ancient shorelines of southwestern Lake Michigan: Indiana Geological Survey Poster 2, revised 2011.

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Keywords: Lake Michigan, Holocene, sedimentology, lake level, Indiana Dunes, poster

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