- Alabaster Twp. In Alpena State Forest land ca. 4 mi. W. of village of Alabaster.1
- Alabaster Twp. On N. side of Alabaster Rd. 1½ mi. W. of US-23 ca. 4 mi. S.W. of town of Tawas City.1
- Alabaster, near US Gypsum Co plant1
- Along Au Sable River, 1.5 mi. E. of Cooke Dam.1
- Along AuSable River, roadside pullout along River Road.1
- Along Davison Rd. in Tuttle Marsh, 9 mi. SW of Oscoda.1
- Along FS 4411, 11 nii. W. of Oscoda.1
- Along Pine River.1
- Along Tuttle Marsh Rd.1
- Along Tuttle Marsh Road.1
- At Foote Impoundment and 200 ft. S. of Bissonette Rd some 2¼ miles W. of intersection with Rea rd. Oscoda Twp.1
- Au Sable Twp. 1/4 mi. N. of the Au Sable Riv. bridge on S. side of town of Oscoda.1
- Au Sable Twp. 250 ft. S. or downstream of the River Rd. bridge on W. side of town of Oscoda.1
- Au Sable Twp. On W. side of US-23 1/4 mi. N. of the Au Sable River bridge on S. side of town of Oscoda.1
- Au Sable Twp. S. side of town of Oscoda. 600 ft. N. of mouth of the Au Sable Riv. on Lake Huron1
- Au Sable Twp. T23N, R9E, Sec. 3, SE1/4; 600 ft. N. of mouth of Au Sable Riv. on L. Huron on S. side of town of Oscoda.1
- AuSable River1
- AuSable River ca 1/4 mi. south of Rea Rd. Bridge about 5 miles west of Oscoda. Oscoda Twp. T24N, R8E, Sec. 35 SW1/41
- AuSable River, along1
- AuSable River, along, Largo Springs1