Figure A3. 
Results for Cs-137 with 2 sigma uncertainties 
(upper) and the arithmetic mean with variations of 
the result within 2 sigma uncertainties (lower). 
29 
Bq/kg 
Cs-137 mean value 1098 Bq/kg 
Results with 2 sigma uncertainties 
Long-lived radionuclides in the seabed of the Baltic Sea