45 
Predicted ?0 Sr concentrations (Bq/m 3 ) Predicted 137 Cs concentrations (Bq/m 3 ) 
Observed 137 Cs concentrations (Bq/m 3 ) 
Figure 3a: 
Scatter plots of observed and 
calculated concentrations 
of ,37 Cs in Baltic seawater 
covering all regions of the Baltic 
Sea, 1965-2006. 
Observed ^Sr concentrations (Bq/m 3 ) 
Figure 3b: 
Scatter plots of observed and 
calculated concentrations of 
90 Sr in Baltic seawater covering 
all regions of the Baltic Sea, 
1965-2006. 
Baltic Sea Environment Proceedings No. 117