Place
- Jenison, Georgetown Twsp.1
- Lake Anne,1
- MacNeil Creek1
- Mackinac1
- Manitoulin1
- Manitoulin Island, Smith Bay, Wikwemikong1
- Margin of Pine River about Alma1
- Marl Lake1
- Marshy shore of Saginaw Bay, 6-7 miles e.n.e. of Bay City.1
- Mecosta1
- Menominee1
- Merwin Creek Campground, sec. 13, T42N R15W (northeast of Manistique).1
- Minnesota1
- Missaukee1
- Monroe1
- Montmorency1
- Mouth of the Pigeon River at Mullett lake1
- Muskegon River Basin T23N, R5W, Sec. 35.1
- Near Big Bay1
- Near Port Huron1