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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 4.45. Summary <str<strong>on</strong>g>of</str<strong>on</strong>g> hazards posed to sockeye salm<strong>on</strong> exposed to surface water during spawning and incubati<strong>on</strong> life stages within the <strong>Fraser</strong> <strong>River</strong>Basin (maximum hazard quotients are reported for each chemical <str<strong>on</strong>g>of</str<strong>on</strong>g> potential c<strong>on</strong>cern).Area <str<strong>on</strong>g>of</str<strong>on</strong>g> InterestChemical <str<strong>on</strong>g>of</str<strong>on</strong>g> <str<strong>on</strong>g>Potential</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>Harris<strong>on</strong> <strong>River</strong>Cultus LakeKakawa LakeNahatlatchSet<strong>on</strong>-PortageLower Thomps<strong>on</strong> <strong>River</strong>North Thomps<strong>on</strong> <strong>River</strong>South Thomps<strong>on</strong> <strong>River</strong>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> BasinMetals (c<strong>on</strong>tinued)Cadmium, total ND ND ND ND ND ND ND ND ND ND 1180 ND 4.76 ND ND ND 1180Chromium, total ND ND ND ND ND ND ND ND ND ND 2290 5.00 4.63 ND ND ND 2290Cobalt, total ND ND ND ND ND ND ND ND ND ND 50.0 1.00 0.420 ND ND ND 50.0Copper, total ND ND ND ND 5.50 ND ND ND ND ND 41.3 0.500 1.13 ND ND ND 41.3Ir<strong>on</strong>, total ND ND ND ND 3.67 ND ND ND ND ND 49.7 8.70 9.63 1.17 ND ND 49.7Lead, total ND ND ND ND 0.500 ND ND ND ND ND 9.10 0.500 0.214 ND ND ND 9.10Manganese, total ND ND ND ND 0.0106 ND ND ND ND ND 0.484 ND 0.0405 0.0278 ND ND 0.484Mercury, total ND ND ND ND ND ND ND ND ND ND 102000 ND ND ND ND ND 102000Molybdenum, total ND ND ND ND ND ND ND ND ND ND 0.411 0.0274 0.0148 0.137 ND ND 0.411Nickel, total ND ND ND ND 0.154 ND ND ND ND ND 0.800 ND 0.0696 ND ND ND 0.800Selenium, total ND ND ND ND ND ND ND ND ND ND 80.0 ND 0.460 ND ND ND 80.0Silver, total ND ND ND ND ND ND ND ND ND ND 757 0.500 0.370 ND ND ND 757OtherCyanide (WAD) ND ND ND ND ND ND ND ND ND ND 0.400 ND ND ND ND ND 0.400Phenols ND ND ND ND 1.00 ND ND ND ND ND 1.00 ND ND ND ND ND 1.00ND = no data; WAD = weak acid dissociable; TSS = total suspended solids.1 For pH, a reported maximum hazard quotient <str<strong>on</strong>g>of</str<strong>on</strong>g> zero indicates that no measurements were outside the TSV range (i.e., all pH measurements were between 6.5 and 9.0).Bolded values indicate hazard quotients >1.0.T-192

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