An ecoregion with a very high density of postglacial lakes.

Ornithological Summary

Supports the state's densest population of nesting Common Loons.

Conservation Issues

Heavy metal pollution of water is a threat for all Common Loons nesting in Michigan. Few other threats.


Primarily within the Ottawa National Forest (USDA US Forest Service), with small inholdings belonging to the University of Notre Dame and private landowners.


Predominately upland mixed forest (e.g. northern hardwoods, pines), with some shrub and open water intermixed.

Land Use

Predominately wildlife conservation and research.

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