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Potential Effects of Contaminants on Fraser River Sockeye Salmon

Potential Effects of Contaminants on Fraser River Sockeye Salmon

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Table 5.12. Hazard quotients <str<strong>on</strong>g>of</str<strong>on</strong>g> 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 adult upstream migrati<strong>on</strong> routes in 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) 8.13 8.83 3.27 0.530 0.518 5.13 1.96 0.720 1.41 7.80 0.906 ND 0.460 5.03NutrientsNitrogen - Nitrite, dissolved (NO 2 ) 0.165 0.100 0.0646 0.790 0.184 0.0833 0.0417 0.0417 0.0404 0.0417 0.0833 ND 0.0833 0.392Major I<strong>on</strong>sChloride, dissolved 0.00324 0.00511 ND 0.0290 0.00145 0.0106 0.00174 0.00261 0.000992 0.00375 0.00187 ND 0.00102 0.00916Sulfate, dissolved 0.0201 0.0220 ND 0.0473 0.0211 0.0636 0.0182 0.0182 0.0150 0.530 0.0106 ND 0.0320 0.0407MetalsAluminum, total 52.5 45.6 15.4 1.96 ND 9.55 13.8 5.46 9.42 27.9 7.42 ND 2.90 38.2Arsenic, total 0.364 0.0291 ND 0.364 0.0455 0.545 0.386 0.386 0.0145 0.0909 0.0124 ND 0.00382 0.364Cadmium, total 0.00409 0.000684 ND .0000027 0.000223 0.00328 0.00392 0.00581 0.000124 0.000298 0.00475 ND 0.000320 0.00292Chromium, total 11.4 9.93 ND 4.90 ND 22.8 18.0 33.1 0.700 6.20 2.45 ND 1.85 10.0Cobalt, total 0.0845 0.0907 ND 0.0319 ND 0.112 0.226 0.262 0.0268 0.106 0.0117 ND 0.0149 0.0904Copper, total 2.90 2.90 ND 0.107 0.436 2.36 2.67 2.77 1.85 1.08 5.45 ND 1.75 2.95Ir<strong>on</strong>, total 23.7 27.5 6.99 4.40 1.67 3.92 5.08 2.13 2.49 6.61 3.05 ND 1.34 17.7Lead, total 0.530 0.724 ND 0.0299 0.257 0.243 9.31 7.92 0.833 0.0694 0.224 ND 0.125 0.501Mercury, total 66.3 57.7 ND ND ND 0.0481 0.0481 0.0481 ND 0.0481 57.7 ND 93.5 57.7Nickel, total 0.566 0.604 ND 0.226 0.200 0.400 0.400 0.400 0.107 0.304 0.118 ND 0.150 0.447Selenium, total 0.200 0.300 ND 0.231 ND 0.100 57.0 60.0 0.130 0.575 0.200 ND 0.223 0.250Silver, total 1.00 1.00 ND 0.0253 ND ND ND ND 0.100 0.500 1.00 ND 1.00 1.00OtherPhenols ND 0.943 ND ND ND 1.21 ND 0.279 ND ND 0.871 ND ND 1.02ND = no data; R. = river; TSS = total suspended solids; Bolded values indicate hazard quotients < 1.0.T-224

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