Lac La Martre, is the third largest lake in the Northwest Territories, Canada.
[5] It is located approximately 201 km (125 mi) northwest of the territorial capital of Yellowknife.
The lake is located on a main north/south bird migration route.
Hundreds of thousands of ducks, geese and other migratory bird species gather to feed in the marshes.
[6] Whatì, a small First Nations community with a population of 470, is located on the shores of the lake.