- Round Island on high interior of Island.1
- Round Island.1
- S. of R. Raisin, W. of Raisin Center Hwy., Raisin Twp.1
- SW1/4 NE1/4 sec. 12, T9S, R3W (Amboy Tp.), ca. 9 mi. SE of Camden.1
- Sable Creek north of swimming area on north shore of Grand Sable Lake.1
- Shiawassee1
- Shileds. Behind Payne School.1
- Sleeping Bear Dunes National Lakeshore, at sharp turn in N. Bar Lake Rd., ½ mile north of Voice Rd.1
- Sleeping Bear Dunes National Lakeshore, south of M-22 and Old Indian trail parking area.1
- South of Long Lake Road.1
- South of Muskegon River.1
- State Park on M-211
- Sugar Island.1
- T 5S, R 7E, n1/2 Sec. 8 (London Township)1
- Troy [Coordinates are for Prospect Park.]1
- Uncompahgre Mountains, near Ironton1
- Van Buren1
- W. of Baldwin, N. of Cadmus Hwy., Madison Twp.1
- Wawatam Twp., just west of Mackinaw City.1
- Wells Twp., ca. 5 mi SE of Caro.1