LIST OF FIGURES 



Page 



Figure 1-1. The Western Long Island Sound Disposal Site (WLIS) and 



associated reference areas 2000W, 2000S, and WLIS-REF 2 



Figure 1-2. The WLIS 1991 bathymetric survey grid 3 



Figure 2-1. Locations and designations of the REMOTS® stations at WLIS 



and reference areas, June 1991 6 



Figure 3-1. The July 1990 bathymetric contour plot of WLIS 12 



Figure 3-2. The June 1991 bathymetric contour plot of WLIS 13 



Figure 3-3. REMOTS® photograph from station E400N showing a uniform 



sediment-profile characteristic of ambient sediments 14 



Figure 3-4. A plot of disposal barge positions recorded during 1990-1991 



disposal operations 15 



Figure 3-5. The mapped distribution of dredged material deposited during 

 the 1990-1991 disposal season (solid Ime) based on REMOTS® 

 sediment-profile photography and acoustically observed 

 changes in depth 16 



Figure 3-6. REMOTS® photographs from WLIS "E" grid stations ElOOS (A), 

 ECTR (B), and ElOOW (C) exhibiting consolidated mud clumps, 

 highly variable or otherwise patchy apparent RPD layers, and 

 relic RPD layers characteristic of recently deposited dredged material ... 17 



Figure 3-7. Distribution of sediment grain size major mode (phi imits) at WLIS 



and reference areas, June 1991 . 19 



Figure 3-8. Replicate REMOTS® photographs from station DCTR on the apex 

 of the WLIS "D" mound showing surface shell lag indicative of 

 the possible washing away of fine-grained sediments 20 



Figure 3-9. REMOTS® photographs from stations S300W (A) and SIOOW 

 (B) in the 2000S reference area showing mud/sand stratigraphy 

 and relic RPD layering 21 



