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By: Noton, L. R. - Alberta. Alberta Environmental Protection. Natural Resources Service. - Alberta. Water Management Division.Edition:Publication info: [Edmonton, Alberta Environmental Protection], Natural Resources Service, Water Management Division, Water Sciences Branch, 1998Volume:Series:Holding Institution: University of Alberta LibrarySubjects: Alberta Aquatic ecology Benthos Cardinal Divide Cardinal Divide Region (Alta.) Ecological surveys Water qualityBHL Collections: