Oak Leaves
Hartley Nature Center
Natural History. Stewardship. Sustainability.


Otter Sightings

For more information on the Northern River Otter visit the MN DNR website

Hartley Nature Center

3001 Woodland Ave
Duluth, MN 55803


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Nature Center Hours
Monday-Friday: 9-5
Saturday: 10-5

Location map

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2016 Presenting Sponsors

Miller Hill Subaru, Duluth, MN Subaru