Hudson-Raritan Estuary 



140 



O 120 



i_ 



«■* 

 C 



o 



O 100 



* 8 



a 



— 60 



3 

 CO 



XJ 40 



o 



Q. 



Q. 



E 

 < 



20 



5000 10000 15000 20000 



Sum of low molecular weight PAH, ng/g 



25000 



O 



571845 



Figure 32. Relationship of amphipod survival to total 

 low molecular weight PAH concentrations in sediments. 



Hudson-Raritan Estuary 

 140 ^ 'i ''*■■' I 



i: 120 ■ 



c 



o 



o 



N- 100 -1 



A 



re 



> 



3 

 (A 



T3 

 O 

 Q. 



!E 



Q. 



E 

 < 



80 

 60 



40 " 



20 



€DO 



O 

 



O 



o 

 o 



oo 

 o 



ERL = 4022 

 O 



_Q_ 



• ■ ' 



■ i i t- 



Rho = -0.603, 

 p<0.001 



O 



ERM = 44792 



' '"I " ' ■ I 



20000 40000 60000 80000 



Sum of total PAHs, ng/g 



• i ' > • r 



100000 120000 



o 



>1, 000,000 



Figure 33. Relationship of amphipod survival and total 

 PAH concentrations in sediments. 



86 



