Site-Sample No. 



4- + 



Page / of / 



Notes/Sketches/Additional Taxa : -Sl>^-e_- <s~-«I<_^ <^J? o2-/iZ-j<?<i V? c^j [_ . £5^(5 

 ^.V«, L-oc^4-o<j^^ •. T^S-Kl ^o^lo S^cm 34Bb4D 





47 

 I 12 



z s 



O 



Pollution Index: 



PRA PTC No. 1 o.^Z- X 1 



+ 

 3 Co. 2.0 



PRA PTC No. 2 I 6. 'o X 2 



PRA PTC No. 3 Bl-Z-S X 3 = ^4 3 . £4- 



= Z&o.LU Divided By 100 = Z..S&7 



Siltation Index: 

 PRA Navicula sp . 



PRA Nitzschia sp . 



PRA Surirella sp . 



6>. Z3 

 o. + 37 



c.o 



6.6.- 



