2.500 



^ 2.000 

 





c 

 o 



i 



l§ 



1.500 



1.000 



0.500 



0.000 



NORTH WIDGEON SLOUGH - WET55 

 I Total recoverable concentration in water 

 I Detection Limits 



As 



Pb 



Ni 



Cd Se Cr Zn 



Cu 



