Site-Sample No 



D£ 



2. 



4 *r 

 Page / of / 



Notes/Sketches/Additional Taxa 





1^7 xj 7 ^4- 

 M2. 07 5^ 



Pollution Index: 



PRA PTC No. 1 lk>. 2-4 x 1 = 



PRA PTC No. 2 3g,32. x 2 = 



PRA PTC No. 3 A iT. 44 X 3 = 



= ZZ^.ZQ Divided By 100 = 



Siltation Index: 

 PRA Navicula sp . 



PRA Nitzschia sp . 



PRA Surirella sp . 



