Banff backcountry paddling off-limits after whirling disease detected in Lake Louise Global NewsPaddling shut down in Banff’s backcountry, three popular lakes to fight against aquatic invasive species Rocky Mountain OutlookWhirling disease detected in Lake Louise, Alta.: Parks Canada CTV NewsPaddling, watercraft restrictions coming to mountain national parks to curb invasive species spread Calgary HeraldNew water activity zones enacted for Alberta/B.C. mountain national parks Lethbridge News Now