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Potential Effects of Contaminants on Fraser River Sockeye Salmon

Potential Effects of Contaminants on Fraser River Sockeye Salmon

Potential Effects of Contaminants on Fraser River Sockeye Salmon

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Table 5.4. Exposure point c<strong>on</strong>centrati<strong>on</strong>s for c<strong>on</strong>taminants <str<strong>on</strong>g>of</str<strong>on</strong>g> c<strong>on</strong>cern in surface water for juvenile rearing areas within the <strong>Fraser</strong> <strong>River</strong> Basin.Area <str<strong>on</strong>g>of</str<strong>on</strong>g> InterestC<strong>on</strong>taminant <str<strong>on</strong>g>of</str<strong>on</strong>g> C<strong>on</strong>cernLower <strong>Fraser</strong> <strong>River</strong>Upper <strong>Fraser</strong> <strong>River</strong>Pitt <strong>River</strong>Cultus LakeKakawa LakeLower Thomps<strong>on</strong> R.North Thomps<strong>on</strong> R.South Thomps<strong>on</strong> R.Chilko <strong>River</strong>Quesnel <strong>River</strong>Nechako <strong>River</strong>Bowr<strong>on</strong> <strong>River</strong>Reference<strong>Fraser</strong> <strong>River</strong> BasinC<strong>on</strong>venti<strong>on</strong>als (mg/L)Residue: N<strong>on</strong>-filterable (TSS) ND ND 10 5.30 ND ND ND 14.2 25.0 ND 2.50 2.00 ND 12.0Nutrients (mg/L)Nitrogen - Nitrite, dissolved (NO2) ND ND 0.0033 0.003 ND 0.0025 ND 0.0025 0.0027 0.003 0.0025 0.003 ND 0.003Major I<strong>on</strong>s (mg/L)Chloride, dissolved ND ND ND 1.78 ND 1.79 ND 1.30 ND ND 0.645 ND ND 1.48Sulfate, dissolved ND ND ND 23.6 ND 10.6 ND 8.59 9.34 ND 6.05 ND ND 10.2Metals (µg/L)Aluminum, total ND ND ND ND ND ND ND 218 3449.5 ND 30.0 ND ND 1210Arsenic, total ND ND ND ND ND ND ND 25.0 20.0 ND 0.600 ND ND 25.0Cadmium, total ND ND ND 0.250 ND ND ND 3.50 ND ND 3.00 ND ND 3.00Chromium, total ND ND ND ND ND ND ND 38.0 4.70 ND 9.00 ND ND 25.6Cobalt, total ND ND ND ND ND ND ND 2.65 3.10 ND 3.60 ND ND 3.00Copper, total ND ND ND 5.40 ND ND ND 2.50 1.00 ND 1.74 ND ND 2.95Ir<strong>on</strong>, total ND ND ND 515 ND ND ND 208 2600 ND 69.4 ND ND 948Lead, total ND ND ND 1.50 ND ND ND 1.40 0.500 ND 27.4 ND ND 3.05Mercury, total ND ND ND 0.025 ND ND ND 0.049 ND ND ND ND ND 0.047Nickel, total ND ND ND 9.00 ND ND ND 5.00 ND ND 10.0 ND ND 10.0Selenium, total ND ND ND ND ND ND ND 0.292 ND ND 0.650 ND ND 0.500Silver, total ND ND ND ND ND ND ND 0.198 0.050 ND 0.010 ND ND 0.050Other (µg/L)Phenols ND ND ND 3.35 ND ND ND ND ND ND ND ND ND 3.35ND = no data; R. = river.T-216

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