LIST OF FIGURES 



Figure 1-1 Map showing the locations of the Brenton Reef, 

 Brenton-A, and Brenton-B study sites in Rhode 

 Island Sound, south-southeast of Newport, RI. 



Figure 1-2 Map showing the location of the Prudence study site 

 in the East Passage of Narragansett Bay, southeast 

 of Prudence Island. 



Figure 2-1 Survey lanes for the bathymetric surveys at the 

 Brenton Reef, Brenton-A, and Brenton-B study sites. 



Figure 2-2 Survey lanes for the bathymetric and side-scan 

 surveys at the Prudence study site. 



Figure 2-3 Locations and designations of REMOTS* stations at 

 the Brenton Reef Historic Disposal Site, October 

 1987. 



Figure 2-4 Locations of the 10 grab sample stations for grain 

 size and chemical analyses of sediments (stations 

 CI thru CIO indicated with squares) and locations 

 of the 12 "transect" stations where grab samples 

 for quantitative benthic analyses were obtained 

 (circles) at the Brenton Reef study site in October 

 1987. 



Figure 3-1 Contoured bathymetric chart of the Brenton Reef 

 Historic Disposal Site, October 1987. 



Figure 3-2 Contoured bathymetric chart of the Brenton Reef 

 Historic Disposal Site, August 1978. 



Figure 3-3 A representative seismic profile at the Brenton 

 Reef study site. 



Figure 3-4 "Process" map illustrating the thickness (in 

 centimeters) and distribution (contours) of dredged 

 material layers visible in REMOTS* photographs 

 obtained at the Brenton Reef Historic Disposal 

 Site, October 1987. 



Figure 3-5 Map of grain size major mode (in phi units) of 

 surface sediments at REMOTS* stations at the 

 Brenton Reef study site, October 1987. 



Figure 3-6 Two replicate REMOTS* images from station E-6 near 

 the apex of the historic disposal mound at the 

 Brenton Reef site. 



