CONTENTS 



FIGURES- -Continued 



Page 



25 Map showing distribution of major sediment types 5 feet 



below the sea floor in relation to surface topography 61 



26 Map showing distribution of major sediment types 10 feet 



below the sea floor in relation to surface topography 63 



27 Map showing distribution of major sediment types 15 feet 



below the sea floor in relation to surface topography 64 



28 Depth and radiocarbon age of peaty sediments from the study 



area plotted against two published sea level curves 66 



29 Composite photo of core 33 68 



30 Composite photo of core 42 69 



31 Geologic cross sections along the axes of Isle of Wight 



and Ocean City shoals 71 



32 Composite photo of core 20 73 



33 Generalized sediment column for the shallow subsurface of 



the Maryland Inner Continental Shelf 75 



34 Plan view and representative cross-section profile of 



the Maryland inner shelf . 80 



35 Photos showing areas that are major exceptions to the 



general trend of erosion 85 



36 Time series of the growth of Fishing Hook spit, 



Assateague Island, 1902 to 1933 88 



37 Geologic cross section across central Assateague in the 



vicinity of Fox Hills level 90 



38 Map showing location and thickness of medium and coarse 



(modal size) sand in relation to sea floor topography 94 



39 Scatter diagram of mean grain size versus sorting for 160 sand 



samples collected from the upper 1 meter of the shelf floor . . 96 



40 Base map of the shoal field of the northern Delmarva 



inner shelf indicating potential borrow sites 97 



41 Mean grain size versus depth below sea floor for selected 



cores form offshore linear shoals 100 



42 Mean grain size versus depth below sea floor for selected 



cores collected from the shoreface and shoreface shoals .... 101 



