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Skip to Search Results- 3Alberta Health, Environmental Health Services Division
- 3Byrtus, G.
- 2Bothe, R. A.
- 2Haufe, W. O.
- 1Alberta Environment, Hydrology Branch
- 1Alberta Environmental Centre
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1993
Alberta Environmental Protection, Technical Services and Monitoring Division
This study was undertaken for the Technical Committee, Canada-Alberta Flood Damage Reduction Program in response to concerns raised by the City of Fort McMurray over the validity of the elevation established in previous studies as representing the 1 in 100 year design flood level. The specific...
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1989
Siemonsen, D. J., Bothe, R. A.
A hydrologic parameter that has become synonymous with water quality evaluations of rivers is the term “7Q10”. This term represents the annual minimum 7-day discharge at a particular location along a river, below which flows would be expected to occur in only 10% of the years. The complement to...
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1987
Taylor, B., Hamilton, H., Westlake, D., Wallace, R., Foght, J., Hrudey, S.
This report investigates the relationship between certain hydrocarbons that are present naturally, or could be introduced due to surface oil sands mining and upgrading activities, and their potential bioaccumulation and tainting of the commercial fishery in the Athabasca River. This includes...
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An analysis of benthic invertebrate and water quality monitoring data from the Athabasca River
Download1985
As a result of industrial development in the Athabasca oil sands area of northeastern Alberta, concerns have been raised regarding potential impacts on surface water quality in the area. It is of particular concern that the cumulative effects of increasing development of the oil sands may create...
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1984
The information presented here reviews what is currently known of fish ecology and production of the Athabasca Basin, and includes discussions of fish production, sport and commercial use of fish populations, and alternative opportunities for recreational fishing in the rivers of the Athabasca...
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1984
Alberta Environment, Hydrology Branch
This report identifies historical, annual and open water, low flow sequences for 13 stations in the Athabasca River Basin. Frequency curves are developed which provide an estimate of droughts of a specified exceedance probability. Drought events recorded on the Athabasca River below McMurray...
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1983
Benthic macroinvertebrates were collected at two-week intervals between 1982 May 13 and August 18 at 16 sites along an 85 km stretch of the Athabasca River between Fort McMurray and the Ells River. Samples were collected from gravel bars with a 0.l m2 cylinder sampler. All netting had a mesh...
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1982
This report presents details on the analysis of historical natural flows in the Athabasca River basin. Monthly flows are provided for the period 1912 to 1980 at 21 locations on the Athabasca River and its major tributaries. The flow data sets are suitable for water management planning on the...
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1982
The Pesticide Chemicals Branch of Alberta Environment conducted a monitoring program in 1981 related to two methoxychlor treatments of the Athabasca River for black fly (Diptera: Simulium arcticum) control. Three populations of black fly larvae were observed in 1981 and the first two populations...