Place
- Long Lake1
- Long Rapids twp.1
- Maple Ridge Twp. On E. side of Heron Rd. 1.2 mi. S. of Long Rapids Rd. on land of Alpena State Forest.1
- Middle Island1
- Near Alpena.1
- Near Lake Huron shore at Alpena.1
- Near shore of Lake Huron, ca. 7 mi. NE of Alpena1
- Near the southwest shore of Grass Lake Sanctuary. Alpena twp.1
- North Point 400 ft. N.E. of Beaumont Point Inc. entrance gate on B. P. I. land near S. end of North Point. Alpena Twp.1
- On SW side of Pilgrims Rest Cemetery on Bolton Rd. Just S. of Cathro Rd. NW of Alpena. Maple Ridge Twp. T32N, R7E, Sec. 20, SW1/41
- On W. side of power lines 400 ft. W. of Four-Mile Dam Rd. and 300 ft. S. of Long Rapids Rd. N.W. of Alpena. Alpena Twp.1
- On both sides of US-23 at N. end of Squaw Bay on Lake Huron ca. 2 mi. S. of Alpena. Alpena Twp.1
- On the north side of Irwin Road, ¼ mile east of Cathro Road. Maple Ridge twp.1
- On the west shore of Devil's Lake. Alpena twp.1
- Sandy and stony beach of Lake Huron, south of Alpena.1
- Shore of Grass Lake Sanctuary. Alpena twp.1
- Shore of Thunder Bay.1
- Wilson Twp.1
- Wilson Twp. 200 ft. W. of Spruce Rd. .9 mi. S. of Werth Rd. ca. 5 mi. S.W. of Alpena.1
- Wilson Twp. 300 ft. E. of Indian Res. Rd. on Al Christian farm 1 mi. S. of Werth Rd.1