- Susie Island in Lake Superior3
- Vicinity of Grand Marais3
- Waskish Area, Pine Island State Forest, 14 km east of Waskish and 2 km north of the Tamarack River3
- Fillmore2
- Grand Portage Island2
- Hubbard2
- Isanti2
- Knife Island, Gull Rookery2
- Lamoille Cave2
- Near Ericsburg2
- Olmsted2
- Ramsey2
- Roseau2
- Rosebush Falls and along Rosebush Creek, 3 miles west of Grand Marais2
- Spruce Island2
- near Winona.2
- Along Caribou River, above Caribou Falls, ca. 5 mi NE of Little Marais, just below and at first waterfall1
- Along US 61, SW of Hoveland and 3 mi NE of Brule river.1
- Along mail trail to Two Harbors, near Thompsonite beach, 7 miles west of Grand Marais1
- Along shores of Lake Minnetonka at Spring Park1