Sandimirov S.S. Catalogue of lakes in the Russian, Finnish and Norwegian Border Area. Finland, Jyvaskyla: Kopijyva Oy, 2008.

Table 21. The standard values for the heavy metal concen­ tration in foodstuffs and in fish muscle in Lake Shuonijaur (in цд/д wet and dry weight). Standard value ( ц д / д wet weight)* Concentration in muscle ( ц д / д wet weight) Concentration in muscle ( ц д / д of dry weight) Char Hg 0.5 0.07 0.3 Ni 0.5 0.37 1.58 Cu 20 0.24 1.03 Cd 0.1 0.003 0.01 Pb 1 0.02 0.07 Trout Hq 0.5 0.12 0.49 Ni 0.5 0.18 0.73 Cu 20 0.25 1.04 Cd 0.1 0.002 0.01 Pb 1 0.03 0.13 * Source: Sanitary...,1986. Cu in liver Ni in kidneys г t s £• char trout char trout Pb in muscle Hg in muscle г£■ Fig. 31. Accumulation ofCu (liver), Ni (kidneys), Cd and Hg (muscle) in fish from Lake Shuonijaur (цд/д dry weight). char trout char trout 66 Catalogue o f Lakes in the Russian, Finnish and Norwegian BorderArea