42 



NICKEL 



43Hj 4 « 



43»H3' .. 



43«42' .. 



43'Hl ' .. 



43*4 0* .: 



43'39' .. 



43*38' 



43 , 37" 



70* 16* 



Fiq 



70« 



17 



70°l , r 70°13' 70M2' 70* 11 ' 70' 1CT 



The distribution of nickel (ppm dry weight) in 

 the surficial sediments of Casco Bay, Maine. 



