- North of Cooperstown, 0.7 mile south of Wolf Creek and 0.1 mile east of old highway 27 on Canoe Camp Road (gravel)1
- On I-27, ¼ mile south of Higgans Lake Road Overpass.1
- On SE side of Lane's Lake, ca. 7.5 mi. SE of Prudenville.1
- On US 27 South of Junction of M 351
- Prudentville1
- Prudentville.1
- Prudenville1
- Purdenville.1
- S 1/2 Richfield Tp., ca. 5.5 mi. SW of St. Helen1
- South of M-55 and east of East County Line Raod1
- State Park, Higgins Lake.1
- Swamp on E. side of M-18. 5.6 mi. S. of I-75.1
- S½ Richfield Twp., ca. 6 mi SW of St. Helen.1
- U.S. 27 south of junction of M 351
- W. half of Nester Twp., ca. 11 mi. SE of Prudenville.1
- West of Houghton Heights1
- Woods along Route US27, below M351
- at SE corner of Camp Ground Rd. 400 ft. E. of F-97 ca. 8 1/2 mi. E. of town of Prudenville. Richfield Twp. T22N, R1W, Sec.30, NW1/41
- at the bridge on Knappen Creek on east side of village of Prudenville. Denton Twp. T22N, R3W, Sec. 14 SW1/41
- behind the buildings in downtown Roscommon. Gerrish Twp. T24N, R2W, Sec. 6 SE1/41