11.07.2015 Views

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

SHOW MORE
SHOW LESS

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

Table 4.19. Evaluati<strong>on</strong> <str<strong>on</strong>g>of</str<strong>on</strong>g> potential hazards in surface water posed to sockeye salm<strong>on</strong> exposed to c<strong>on</strong>taminants within the Lower <strong>Fraser</strong> <strong>River</strong> Area<str<strong>on</strong>g>of</str<strong>on</strong>g> Interest (hazard quotients >1.0 were used to identify c<strong>on</strong>taminants that pose potential hazards to sockeye salm<strong>on</strong>).Chemical <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>cernMaximum Hazard QuotientSpawning & Incubati<strong>on</strong>Juvenile Rearing Smolt Outmigrati<strong>on</strong> Adult Upstream Migrati<strong>on</strong>Pre-1990 Post-1990 Pre-1990 Post-1990 Pre-1990 Post-1990 Pre-1990 Post-1990C<strong>on</strong>venti<strong>on</strong>alspH 1 ND ND ND ND 0 1.05 1.08 3.42Residue N<strong>on</strong>-filterable (TSS) ND ND ND ND 26.6 17 10.6 12.1Turbidity ND ND ND ND 65 73.5 35.5 195NutrientsAmm<strong>on</strong>ia, dissolved ND ND ND ND 0.0143 0.0045 0.61 0.101Nitrate (NO 3 ), dissolved ND ND ND ND ND 0.0572 ND 0.0369Nitrogen-Nitrite, dissolved (NO 2 ) ND ND ND ND 0.517 0.167 0.0417 0.667Phosphorus, total (stream) ND ND ND ND 124 155 89 90.6Major I<strong>on</strong>sChloride, dissolved ND ND ND ND 0.0104 0.00783 0.0148 0.0139Fluoride, total ND ND ND ND ND 0.233 ND 0.35Sulfate, dissolved ND ND ND ND 0.075 0.076 0.1 0.14MetalsAluminum, total ND ND ND ND 49.2 91.7 34 181Arsenic, total ND ND ND ND 0.76 0.46 0.32 0.418Bor<strong>on</strong>, total ND ND ND ND ND 0.00342 ND 0.0825Cadmium, total ND ND ND ND 23.5 94.1 23.5 82.4Chromium, total ND ND ND ND 9.8 15.1 28.7 44Cobalt, total ND ND ND ND ND 1.73 ND 2.29Copper, total ND ND ND ND 47.8 10.4 79.5 11Ir<strong>on</strong>, total ND ND ND ND 93.3 45 28.3 54.7T-145

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!