- Manchester Twp., Grossman Rd near Sandborn Rd.,1
- Marl Lake, southeast of Higgins Lake State Park.1
- Mecosta1
- Michigan Department of Natural Resources Houghton Lake Wildlife Research Area (Porter Ranch) ca. 6 km. sw of Houghton Lake.1
- Montmorency1
- Mud Lake. Plainfield Township1
- Muskegon River Basin Brooks Twp, T12N R12W, Sec. 17 and 9.1
- NW1/4 sec. 15, Jefferson Tp., ca. 6.5 mi. SE of Hillsdale1
- Near Au Gres,1
- Near Hubbardston.1
- Near Manistique,1
- Near city of Port Huron1
- Newaygo1
- North half, Grant Township1
- North shore of Rennie Lake, about 10 miles southeast of Traverse City.1
- Old road near Geddes,1
- Ottawa Beach1
- Port Huron area, probably1
- Portage Park,1
- Quincy,1