0.3-0.5% 



Fig 5a. Organic carbon content in the upper layer of the White Sea soils as a 

 percentage (Gorshkova, 1957). 



sw 



Fig. 85b. Average amount 

 of organic carbon (I), and 

 the <0-01 mm. fraction of 

 the White Sea soils (II), 

 along a cross section from 

 Gulf of Kandalaksha to the 

 Dvina Guba (Gorshkova, 

 1957). The lowest curve (III) 

 is the bottom. 



