Table 14. Comparison of the Abundance of Gammarid Amphipod Populations in the 

 Sewage Sludge and Dredge Spoils Disposal Areas and at Stations Outside 

 these Areas. 



Present Survey 



Number of 

 Stations 

 Sampled 



Number of 



Times 



Sampled 



Number of 

 Amphipods 



Avg. No. of 



Amphipods 



per Sample 



(0.1 m2) 



Dredge Spoil Area 

 Dredge Spoil Margin 

 Sewage Disposal Area 

 Sewage Margin 

 Remainder N.Y. Bight 



11 



3 



27 



18 



170 



18 



3 



70 



36 



275 



1 



11 



48 



82 



3,104 



0.055 

 3.66 

 0.69 

 2.27 



11.28 



Total 



229 



402 



3,246 



8.07 



Nassau 



A, B, and C Transects 

 D, E, F, and G Transects 



18 



22 



198 



242 



828 

 6,185 



4.18 

 25.57 



Total 



40 



440 



7,013 



15.94 



87 



