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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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A3.8 Siska Salm<strong>on</strong> and Indigenous Peoples Life WorkIn 2007, Siska Traditi<strong>on</strong>s Society (2009) initiated a study to assess the potentialc<strong>on</strong>taminati<strong>on</strong> <str<strong>on</strong>g>of</str<strong>on</strong>g> <strong>Fraser</strong> <strong>River</strong> sockeye and chinook salm<strong>on</strong> in the Adams/Thomps<strong>on</strong>and Weaver Stocks. The c<strong>on</strong>centrati<strong>on</strong> <str<strong>on</strong>g>of</str<strong>on</strong>g> metals, polychlorinated biphenyls (PCBs),polychlorinated dibenzo-p-dioxins/furans (PCDD/Fs), and organochlorine pesticideswere measured in both sockeye and chinook salm<strong>on</strong> tissue and roe collected fromsampling sites in the Lower <strong>Fraser</strong> <strong>River</strong>, mid-river locati<strong>on</strong>s, and in the spawninggrounds <str<strong>on</strong>g>of</str<strong>on</strong>g> the Weaver and Adams <strong>River</strong> stocks. Classificati<strong>on</strong> <str<strong>on</strong>g>of</str<strong>on</strong>g> stocks wascompleted by DNA analysis <str<strong>on</strong>g>of</str<strong>on</strong>g> the captured individuals.The Siska Traditi<strong>on</strong>s Society and study investigators were c<strong>on</strong>tacted to obtaininformati<strong>on</strong> <strong>on</strong> the study. Nancy MacPhers<strong>on</strong> (University <str<strong>on</strong>g>of</str<strong>on</strong>g> British Columbia)provided the data and reports with permissi<strong>on</strong> from Chief Fred Samps<strong>on</strong> and TerryRaym<strong>on</strong>d <str<strong>on</strong>g>of</str<strong>on</strong>g> the Siska First Nati<strong>on</strong> for use <str<strong>on</strong>g>of</str<strong>on</strong>g> the data. These data were used toassess the exposure <str<strong>on</strong>g>of</str<strong>on</strong>g> sockeye salm<strong>on</strong> to c<strong>on</strong>taminants <str<strong>on</strong>g>of</str<strong>on</strong>g> potential c<strong>on</strong>cern,including metals, PCBs, PCDD/Fs, and organochlorine pesticides, and to evaluate thepotential for this exposure to have adverse effects <strong>on</strong> reproducti<strong>on</strong> and survival <str<strong>on</strong>g>of</str<strong>on</strong>g>sockeye salm<strong>on</strong>.A3.9 Effluent Quality Data for Wastewater Treatment PlantsInformati<strong>on</strong> <strong>on</strong> the major wastewater treatment plants discharging into water bodies ineach <str<strong>on</strong>g>of</str<strong>on</strong>g> the areas <str<strong>on</strong>g>of</str<strong>on</strong>g> interest was collected from effluent permits, pers<strong>on</strong>alcommunicati<strong>on</strong> with the facilities, and municipal websites outlining their wastewatertreatment facilities. These data include the treatment type (i.e., primary, sec<strong>on</strong>dary,tertiary), permitted effluent volume, and identificati<strong>on</strong> <str<strong>on</strong>g>of</str<strong>on</strong>g> variables (e.g., pH, totalsuspended solids) listed under permit requirements. These data have been collectedfor 36 <str<strong>on</strong>g>of</str<strong>on</strong>g> the major wastewater treatment plants in the 15 areas <str<strong>on</strong>g>of</str<strong>on</strong>g> interest.Additi<strong>on</strong>ally, stream-flow data have also been collected where available. EMS waterquality stati<strong>on</strong>s associated with each <str<strong>on</strong>g>of</str<strong>on</strong>g> the wastewater treatment plants (i.e., ineffluent receiving envir<strong>on</strong>ments, where available) have been identified in the GIS files.Additi<strong>on</strong>ally, data <strong>on</strong> envir<strong>on</strong>mental c<strong>on</strong>centrati<strong>on</strong>s <str<strong>on</strong>g>of</str<strong>on</strong>g> chemicals <str<strong>on</strong>g>of</str<strong>on</strong>g> potential c<strong>on</strong>cernwere compiled for those wastewater treatment plant-associated EMS stati<strong>on</strong>s, whereavailable.A3.10 Effluent Quality Data for Pulp and Paper MillsInformati<strong>on</strong> <strong>on</strong> the pulp and paper mills that discharge into waterbodies situated ineach <str<strong>on</strong>g>of</str<strong>on</strong>g> the 15 areas <str<strong>on</strong>g>of</str<strong>on</strong>g> interest have been collected. Data include locati<strong>on</strong> andeffluent discharge points and the identificati<strong>on</strong> <str<strong>on</strong>g>of</str<strong>on</strong>g> EMS water quality stati<strong>on</strong>sassociated with (i.e., downstream <str<strong>on</strong>g>of</str<strong>on</strong>g>) each pulp and paper mill. Ten pulp and papermills in the <strong>Fraser</strong> <strong>River</strong> Basin have been identified including: Northwood Pulp Mill,Prince George Pulp and Paper Mills, Cariboo Pulp and Paper Company, QuesnelA-23

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