Lake Claire (Alberta) contains Baril Lake and Mamawi Lake. The waters are discharged in the Peace River, finding their way to the Arctic Ocean through the Slave River, Great Slave Lake and Mackenzie River. Lake Claire (Alberta) Lake Claire is the largest lake which is entirely in Alberta, Canada. It is located entirely in Wood Buffalo National Park, west of Lake Athabasca. It lies between the mouths of Peace River and Athabasca River, and is part of the Peace-Athabasca Delta system. The lake has a total area of , with island area, and lies at an elevation of . It is the largest
Mackenzie River (Queensland) and splits as an anabranch on multiple occasions. The river is joined by twenty-four tributaries including the Isaac and Connors rivers and Funnel Creek. Northeast of Duaringa, the Mackenzie is joined by the Dawson River and together they form the Fitzroy River. From source to mouth, the Mackenzie River descends over its course. The Bingegang Weir near Middlemount contains barramundi, southern saratoga and golden perch. The Bedford Weir and Tartrus Weir are also stocked with barramundi. Bedford Weir is popular with water-skiers and camping is permitted adjacent to the reservoir. The river was discovered by colonial Europeans in 1844 by