Sandimirov S. Pollution of the Sediments of the Paz River basin / In State of the environment in the Norwegian, Finnish and Russian border area. The Finnish Environment. Finland, Jyvaskyla: Kopijyva Oy. 2007, №6, 98p.

As) in sediments - Isalombola, Gjekvatn and Sametivatn lakes (Table 9). The highest values (very high) o f Cf have been noticed for Pb and As, as well as for Co in Sametivatn, the consid­ erable value - for Cd (Isalombola). The highest values (very high) o f degree o f contamination (Cd) have been noticed for the Isalombola lake. Gjekvatn, Sametivatn and Biggejavre lakes have the considerable values o f Cd. Other lakes have moderate and low values o f Cf and Cd. Table 8. Concentrations o f heavy metals and As (^g/g, dry weight) in surface sediment layer (0 - 1 cm) o f the investigated Norwegian lakes Lake u /g о а д i /g N g/ a Zn ^g/g o /g о а д d /g О ^ b /g P g ^ a s /g < ^ g /g Я ^ Isalombola 71 28 109 8.3 0.35 21.6 4.56 0.188 Gjekvatn 73 56 111 36.1 0.67 34.3 0.60 0.309 Sametivatn 72 87 134 104.9 0.37 21.1 0.77 0.082 Skrukkevatn 95 77 157 35.2 0.17 20.2 3.50 0.053 lake N-254 34 53 169 9.1 0.44 2.6 1.67 0.022 Langvatn 121 52 166 61.7 0.19 26.5 4.14 0.096 Kobbholmsvatn 74 67 163 27.5 0.13 16.0 1.35 0.022 Holmvatn 62 37 160 47.9 0.16 25.6 1.60 0.048 Gardsjoen 66 72 154 12.1 0.18 17.7 1.52 0.082 Ellentja 41 36 82 9.4 0.17 13.2 2.72 0.174 Suopatjavre 13 17 77 18.0 0.23 12.9 6.73 0.065 Stuorajavre-1 48 45 55 38.1 0.21 10.9 4.41 0.126 Stuorajavre-2 58 33 75 20.7 0.19 20.1 11.93 0.146 Biggejavre 53 25 62 12.5 0.24 33.8 15.08 0.163 Average Min Max Standard deviation 63 13 121 26 49 17 87 21 120 55 169 43 32 8 105 27 0.26 0.13 0.67 0.15 19.7 2.6 34.3 8.7 4.33 0.60 15.08 4.30 0.113 0.022 0.309 0.079 29