Surficial sediment character of the Louisiana offshore continental shelf region: a GIS compilation

1 U.S. Geological Survey, Woods Hole Science Center, 384 Woods Hole Rd. Woods Hole, MA 02543 2 U.S. Geological Survey, Western Coastal and Marine Geology, Pacific Science Center, 400 Natural Bridges Drive, Santa Cruz, CA 95060 3 U.S. Geological Survey, 600 4th Street South, St. Petersburg, FL 33701 4 Department of Geology and Geophysics, University of New Orleans, New Orleans, LA 70148 5 Institute of Arctic and Alpine Research, University of Colorado at Boulder, 1560 30th Street, Campus Box 450, Boulder, CO 80309-0450