LIST OF FIGURES (continued) 



Page 



Figure 3-13. Distribution of successional stage assemblages over the NHAV 93 

 mound, overlaid on July 1994 bathymetry and detectable margins of 

 the mound 37 



Figure 3-14. REMOTS® photographs of NHAV 93 mound Stations 400S and 200S 39 



Figure 3-15. Distribution of TOC and total PAH values over the NHAV 93 



mound, overlaid on July 1994 bathymetry and detectable margins of 



the mound 41 



Figure 3-16. Location of geotechnical cores U through Zl over the apparent total 



accumulation of dredged material since September 1 993 43 



Figure 3-17. Color geotechnical core descriptions oriented to display the results of 



the SW-NE transect over the NHAV 93 mound 44 



Figure 3-18. Color geotechnical core descriptions oriented to display the results of 



the NW-SE transect over the NHAV 93 mound 46 



Figure 3-19. Bathymetric chart of the July 1994 850 m x 1000 m analysis area 



over the MQR mound, 0.25 m contour interval 48 



Figure 3-20. Bathymetric chart of the December 1991 survey re-gridded to an 

 850 m X 1000 m analysis area over the MQR mound, 0.25 m 

 contour interval 50 



Figure 3-21. Depth difference plot of the July 1994 survey vs. the December 1991 

 survey showing apparent accumulation over the MQR mound in 

 proximity to the CDA 93 buoy, 0.25 m contour interval 51 



Figure 3-22. Detectable CDM footprint over the MQR mound, overlaid on July 



1994 bathymetry, 0.25 m contour interval 52 



Figure 3-23. Color contour plot of the SACS signal remms, overlaid on July 1994 

 bathymetry over the 2553 m x 2225 m survey area, 4.0 dB shading 

 interval (SACS), 0.25 m contour interval (bathymetry) 53 



VI 



