- Harrisville Twp. on W. side of US-23 at S. end of village of Springport on L. Huron1
- Harrisville Twp. At W. base of long sand spit building at N. end of public boat harbor on E. side of village of Harrisville.1
- Haybes Twp. At E. end of Alcona Rd. near old village site of Alcona on shore of Lake Huron ca. 7 mi. N. of Harrisville.1
- Haynes Twp. T27N, R9E, Sec. 36, NE1/4. On E. side of Lakeshore Dr. near intersection with US-23 ca. 2.3 mi. N. of village of Harrisville.1
- Jewel Lake.1
- Just north of the mouth of Black River.1
- Mikado Twp. 300 ft. E. of S. branch of Pine Riv. ¼ mi. N. of U.S.F.S. campground ca. 6½ mi. E. of town of Glennie.1
- Mikado Twp. ¼ mile N. of U.S.F.S. campsite ca. 6½ mi. E. of Glennie.1
- Mitchell Twp. On E. side of F-32 ca. 1 mi. S. of village of Curran.1
- Mud Lake.1
- NW1/4 sec. 32, T26N, R6E, ca. 3 mi. NW of Glennie.1
- Near old lighthouse, Sturgeon Point, Lake Huron, Haynes Twp.1
- Off McNeil Rd.1
- On N. end of Cedar Lake about 200 ft. NW of control dam on Cedar Lake Drive.1
- On N.E. side of Swamp Rd. near creek crossing in swamp about .8 mi. N.W. of village of Harrisville. Harrisville Twp.1
- On S. side of Sturgeon Pt. Rd. ¼ mi. W. of Sturgeon Pr. Lighthouse. Ca. 3½ mi. N. of town of Harrisville. Hayes Twp.1
- Sturgeon Point, along Lake Huron1
- W. Harrisville.1
- along roadside in Alcona Co. Park on N. side of Alcona Dam Pond. Curtis Twp.1
- at E. end of Black Riv. Rd. in village of Black River on L. Huron S. of Alpena. Alcona Twp. 200 ft. E. of St. Gabriels Catholic Church1