Place
- Illinois1
- Indiana1
- Iowa River, Amana1
- Ives Lake1
- Johnson Lake Barrens, Wisc. Scientific Area #107, six miles east of Boulder Junction, just east of Johnson Lake1
- Kenai Peninsula, Kasilof1
- Kent1
- Keya Paha1
- Killarney1
- Killbuck1
- King1
- Kings1
- Klickitat1
- Kodiak Island1
- Kodiak Island, Olga Bay1
- Labrador, Churchill Falls1
- Labrador, Crater Lake vicinity, ca. 52 miles west-southwest of Hebron1
- Lake Forest1
- Lake George Region, Anaquassacook Hills, near Peaked Rock, Shushan1
- Lake Washington1