Williston Reservoir supports a sport-fishery. No commercial fishery has been allowed by Provincial authorities. Lake whitefish coregonus rapidly colonized the newly created reservoir becoming the most abundant "large" fish species by Reduced growth rates since have resulted in what appears to be a stunted population. Kokanee Onchorhynchus nerka gradually increasing in numbers but are still low in overall abundance. Arctic grayling Thymallus and mountain whitefish Prosopium have virtually disappeared from the lake habitat since the early 's.
Types of important forest vegetation Picea mariana, P. Types of the other important vegetation Alnus tenuifolia, Lonicera involucrata, Cornus stolonifera, Salix sp. Levels of fertilizer application on crop fields: Light to none. Main products or major industries Primary industry Fur trapping, logging, farming, hydroelectric power, mining Crop production Limited agriculture Animal husbandry Very limited some fur-farming, cattle, horses, etc.
Supplementary notes 1. Natural geological formations with high mercury levels are present and associated with some tributaries to Williston Lake. Some monitoring of fish and local residents has been conducted by Health and Welfare Canada in past years. A program to examine fish tissue mercury levels from Williston Lake commenced in , but no data available at this time. Fish tissue samples were taken in to examine for dioxin levels in association with local pulp mill effluents-no data available.
Environmental agencies have expressed concern over the pollution effects of local mill effluents being exacerbated by maximum reservoir drawdown this has not occurred to date. Effluent treatment currently includes primary and secondary treatment facilities. Wood debris as a result of reservoir creation. Seasonal water fluctuations in response to water storage and power requirements can result in navigation hazards summer and dangerous ice conditions winter.
Percentage of rural population with adequate sanitary facilities on-site treatment systems : Not known. Municipal wastewater treatment systems No. Typical systems adopted: Settling ponds. An evaluation and enhancement program for local fish and wildlife resources commenced in An on-going debris clearing program has been conducted since reservoir creation. Hydro is reviewing the feasibility of raising the maximum allowable water level of Williston Lake by 1.
Fleming, Aquatic Biologist for B. The site also provides a gravelled boat launching area. Travel north NW of Mackenzie from the Forestry office. Dirk Pitt enjoying the scenery and the fishing on Williston Lake.
A weekend to never forget! So many fish! Great friends and the best weather you could ask for! Great pic, I'm headed to Williston lake this summer.
I would like to get my father In law into one of those monsters. Would you be willing to share your set up? I'm interested in your down rigger set up. I could leave my email address? Hey Collin, sorry just logged back in for the first time since I posted.
Are there any camping spots to rent near dunvely? Would like to launch the boat there but not to sure where we can camp? How did you make out at Cut Thumb? Im going in a week and a half. Hey Dirk. Can you give some idea where on Williston it's safe to ice fish?
I've called the tackle shops in Chetwynd and FSJ, but they didn't have any info. Send me an email at [email protected] I can share some info. Lakers were biting fast and furious in the 40 - 60ft range. Awesome fishing trip. There's no sockeye in Williston. There are some kokanee, but that's it.
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