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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 5.9. 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 spawning and incubati<strong>on</strong> areas 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) ND ND ND 0.284 ND ND 0.584 3.55 1.00 1.78 2.32 ND ND 3.22NutrientsNitrogen - Nitrite, dissolved (NO 2 ) ND ND ND 0.0417 ND ND ND 0.0833 0.0458 0.100 0.0667 ND ND 0.0833Major I<strong>on</strong>sChloride, dissolved ND ND ND 0.00259 ND ND 0.00366 0.00835 ND 0.00212 0.00153 ND ND 0.00835Sulfate, dissolved ND ND ND 0.0477 ND ND 0.0349 0.0960 0.0187 ND 0.00536 ND ND 0.0957MetalsAluminum, total ND ND ND ND ND ND ND 19.3 34.5 5.29 1.80 ND ND 19.4Arsenic, total ND ND ND ND ND ND ND 0.455 0.364 0.00812 ND ND ND 0.455Cadmium, total ND ND ND 0.000139 ND ND ND 0.00109 ND 0.0000229 0.00617 ND ND 0.00110Chromium, total ND ND ND ND ND ND ND 6.48 4.70 1.22 ND ND ND 6.18Cobalt, total ND ND ND ND ND ND ND 0.0532 0.0660 0.00901 ND ND ND 0.0532Copper, total ND ND ND 1.24 ND ND ND 1.75 0.182 0.411 ND ND ND 1.69Ir<strong>on</strong>, total ND ND ND 2.02 ND ND ND 9.26 8.67 2.48 1.10 ND ND 8.96Lead, total ND ND ND 0.0803 ND ND ND 0.322 0.0694 0.0296 ND ND ND 0.290Mercury, total ND ND ND 0.0481 ND ND ND 70.9 ND ND ND ND ND 69.5Nickel, total ND ND ND 0.146 ND ND ND 0.221 ND 0.0682 ND ND ND 0.222Selenium, total ND ND ND ND ND ND ND 0.900 ND 0.383 ND ND ND 0.900Silver, total ND ND ND ND ND ND ND 2.00 0.500 0.130 ND ND ND 1.35OtherPhenols ND ND ND 0.493 ND ND ND 0.536 ND ND ND ND ND 0.571ND = no data; R. = river; Bolded values indicate hazard quotients < 1.0.T-221

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