- Between Curran and Fairview1
- Between Lake Huron and Lake Shore Drive. SW1/4 sect. 1, T27N, R9E1
- Between Lake Huron and Lakeshore Drive. SW 1/4 of Sect. 1, T27N, R9E1
- Ca. 1.5 miles north of Black River1
- Ca. 1.5 miles north of Black River near Lake Huron1
- Calcedonia Twp. On W. side of the mouth of Holocomb Creek at East Bay on E. side of Hubbard Lake.1
- Caledonia Twp. T28N, R7E, Sec. 13, SE1/4. At Will's Gun Shop at S. 603 Hubbard Lake Rd. on E. side of Hubbard Lake at S. end of East Bay.1
- Caledonia Twp. T28N,R9E,Sec.14,SE1/4 E. of village of Black River1
- Close to beach of Lake Huron at N. end of Harrisville St. Park. Harrisville Twp.1
- Curtis Twp.1
- Curtis Twp. In Alcona Co. Park on the Au Sable River.1
- Curtis Twp. T25N, R6E, Sec. 11, SW1/4 100 ft. W. of fishing site at Indian Lake.1
- E. of Mt. Maria Rd. on S.W. side of Hubbard Lake. Hawes Twp.1
- E½ Curtis Twp., ca. ¾ mi. W. of Glennie.1
- Greenbush Twp. 150 ft. from L. Huron shore 1 mi. S. of village of Greenbush.1
- Harrissville twp., Juction of Swamp Rd., and Mill Creek Rd., on NW edge of village of Harrisville.1
- Harrisvilel State Park, on S. side of Harrisville.1
- Harrisville Twp. on W. side of US-23 at S. end of village of Springport on L. Huron1
- Harrisville Twp. At Jackson and Third St. on S. side of village of Harrisville.1
- 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