 lake athabasca (; french: lac athabasca; from woods cree: , "[where] there are plants one after another") is located in the northwest corner of saskatchewan and the northeast corner of alberta between 58Â° and 60Â° n. the lake is 26% in alberta and 74% in saskatchewan. ==history== the name in the dene language originally referred only to the large delta formed by the confluence of the athabasca river at the southwest corner of the lake. in 1791, philip turnor, cartographer for the hudsonâs bay company, wrote in his journal, "low swampy ground on the south side with a few willows growing upon it, from which the lake in general takes its name athapison in the southern cree tongue which signifies open country such as lakes with willows and grass growing about them". peter fidler originally recorded the name for the river in 1790 as the great arabuska. by 1801, the name had gained a closer spelling to the current nameâathapaskow lake. by 1820, george simpson referred to both the lake and the river as "athabasca". ==geography and natural history== [[image:lake athabasca.png|thumb|left|lake ath
Borders_of_Alberta Borders_of_Saskatchewan Hudson\'s_Bay_Company_trading_posts Lakes_of_Alberta Lakes_of_Saskatchewan Regional_Municipality_of_Wood_Buffalo