 In wet areas near the Carp River, the Northern whitecedar is found, although this tree is severely impacted by browsing by whitetail deer.Birds such as the great blue heron, the osprey, and the sandhill crane nest in the wilderness.The Mackinac Wilderness had no footpaths as of 2006, and public visitation to the wilderness was centered on the roadside strip adjacent to M-123, and on the Carp River and its banks.