Table 4-2 



Comparison of Chemical Analysis of Sediment Collected 

 in Long Island Sound 

 (Concentrations on a dry weight basis) 



Greia 1 Benninger 2 WLIS-A 3 WLIS-REF 3 



Hg ppm 0.5-0.6 0.39-2.4 0.05-1.9 



Pb ppm 58-77 30-52 <25-270 43-99 



Zn ppm 195-201 106-190 140-280 82-180 



As ppm ND 4 3.8-9.0 2.8-5.0 



Cd ppm ND <3-8 <3-9 



Cr ppm 159-164 30-54 27-52 



Cu ppm 122-154 44-96 64-110 16-59 



Ni ppm 22.0-22.6 <26-65 <26 



Note: 1 from Greig et al. (1977) ; results from two stations in 

 the vicinity of WLIS, top 4 cm of cores out of grab. 



2 from Benninger et al. (1979); results from top 10 cm of 

 one core collected in the vicinity of the CLIS disposal 

 site. 



3 includes results from 0-2 and 2-10 cm core sections. 



4 ND = not detected. 



