LIST OF FIGURES 



Page 



Figure 1-1. Long Island Sound and the Central Long Island Sound Disposal Site .... 2 



Figure 1-2. Mill and Quinnipiac Rivers with sample locations 3 



Figure 1-3. Black Rock Harbor, Connecticut with sample locations 7 



Figure 1-4. New Haven Harbor, Connecticut with sample locations 8 



Figure 1-5. Disposal operations schedule, Black Rock and New Haven Harbors, Spring 



1983 10 



Figure 3-1. Core descriptions compiled from field log for cores MQR1 and MQR2 . . 25 



Figure 3-2. Core descriptions compiled from field log for cores MQR3 and MQR4 . . 26 



Figure 3-3. Core descriptions compiled from field log for cores MQR5 and MQR6 . . 27 



Figure 3-4. Sand percentage of samples from four MQR cores as a function of depth 



in the core 29 



Figure 3-5. Total PCBs as a function of depth in samples from MQR cores 32 



Figure 3-6. Copper as a function of depth in samples from MQR cores 35 



Figure 3-7. Copper normalized to the percentage fine grain size (silt and clay) in 



samples from MQR cores 36 



Figure 3-8. Phenanthrene as a function of depth in samples from MQR cores 39 



Figure 3-9. Benzo(a)anthracene as a function of depth in samples from MQR cores . . 40 



Figure 4-1. Trace metal (Zn, Cu, Cd) concentration frequency distributions of 



samples from the Mill and Quinnipiac Rivers 46 



Figure 4-2. Trace metal (Zn, Cu, Cd) concentration frequency distributions of 



samples from the Black Rock and New Haven Harbors 47 



Figure 4-3. Trace metal (Zn, Cu, Cd) concentration frequency distribution of 

 samples from the CLIS Reference Station (CLIS REF), cumulated 

 over the years 1979-1985 48 



