125 



IT 

 LU 



1- 

 Z) 



o 



CM* 







1 



-r 





LU 



—I 

 Q 

 Q 



CD A 



(0 A 

 CN» 

 CO* 







5 

 Q 

 O 

















01 

 LU 

 Q. 



a. 



Z) 





D 



CM 

 <U 

 <0 

 (0 



Q. 



5 

 Q 



3 





■ 



■ 



■ 



X X 



■ 



o 



CO 

 CD 



cc 



> 



Id 

 >, 

 o 

 a: 



Core Locations 

 Relative longitudinal 

 distance, west to east 



C 



"to 



0) 

 "cD 



■a 



(D 

 C3) 

 T3 



Q 



Mineralogical Tracers 



Fibrous Minerals 

 Insect Parts 

 Plant Fragments 

 Pellets 



Biological Tracers 

 Planktonic Diatoms 

 Benthic Diatoms 

 Smooth Ostracods 

 Bryozoan Fragments 

 Thecamoebians 





o 



OO 



o 



J2 



00 



t3 



77ze Portland Disposal Site Capping Demonstration Project, 1995-1997 



