CONTENTS-Continued 



FIGURES 



Page 



1 Location map of the inner New York Bight study area 9 



2 Data coverage of seismic records, vibratory cores, deep borings and grab 



samples in the Inner New York Bight 10 



3 Generalized geologic map of the Inner New York Bight 12 



4 Bathymetric map of the Continental Shelf outside New York Harbor 20 



5 South-north seismic profile line 37 from Long Branch to the Rockaway shelf . . 23 



6 Crossbed surface topography 26 



7 Three reduced east-west seismic profiles from the crossbed area shown in 



Figure 6 28 



8 Two reduced north-south seismic profiles from the crossbed area shown in 



Figure 6 29 



9 Bottom contour map of the Inner New York Bight using bathymeyric data 



from an 1845 hydrographic survey 33 



10 Isopach map of fill materials 34 



11 Three northeast-southwest oriented sea floor profiles 36 



12 Bathymetric map based on an 1885-88 hydrographic survey 39 



13 Photos of typical sp6il from the shelf and ocean dump areas 40 



14 Surface distribution of five major sedimentary facies 42 



15 Photos of typical sediment from the shelf 43 



16 Cumulative size distribution curves for typical Type II (cores 6 and 2), 



Type III (cores 9 and 49), and Type IV (core 46) sediment 44 



17 Photos of typical shelf sediment 46 



18 Reduced seismic profile of geophysical trackline 38 shown in Figure 2 47 



19 Source and apparent dispersion of surficial sediment 48 



20 Election micrograph of quartz sand grains showing glacial and beach 



surface textures 51 



21 Election micrograph of quartz sand grains showing beach and dune 



surface textures 52 



22 Potential borrow areas and representative minimum sand thicknesses from 



core data 54 



