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Mapping Stamp Sand Dynamics: Gay, Michigan, Thomas H. Rasmussen
Mapping Stamp Sand Dynamics: Gay, Michigan, Thomas H. Rasmussen
Masters Theses
Monitoring coastal change is an important undertaking because a high percentage of the population lives within close proximity to coastal areas. This paper examines a portion of Lake Superior's shoreline where coastal change has been shaped by the introduction of 25 million tonnes of stamp sand, a man-made sediment. Longshore currents erode and deposit sediment changing the geomorphology of the coastline on both a short- and long-term basis. This movement may be documented through comparison of archival and current air photos. A series of historical air photo mosaics were input to a Geographic Information System (GIS). The GIS was used …