[3] The lake is situated at the north-eastern slopes of the Cub Hills[4] in the Mid-Boreal Uplands Ecoregion.

It is surrounded by muskeg in a boreal forest of pine, birch, aspen, and spruce.

There is free camping and lake access for fishing and other water sports.

[9][10][11] Fish commonly found in Jayjay Lake include yellow perch and northern pike.

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