- Northwestern California9 objects
- Subarctic, North America9 objects
- nonspecific, North America9 objects
- Northeast woodlands, Northeastern United States8 objects
- Humboldt County, California7 objects
- Porcupine River, Unknown Borough, Alaska6 objects
- Unknown Borough, Alaska6 objects
- unspecified, Unknown Borough, Alaska6 objects
- Northern Plains, Great Plains, North America5 objects
- Pelly River, Yukon Territory, Canada5 objects
- Yukon Territory, Canada5 objects
- Great Basin, United States4 objects
- Klamath River below Weitchpec, Humboldt County, California4 objects
- Klamath River, Humboldt County, California4 objects
- New Mexico4 objects
- Northern central United States4 objects
- Saskatchewan, Canada4 objects
- Arizona3 objects
- Central Plains, Great Plains, North America3 objects
- Northeastern California3 objects