Establish is 1935, the Seney National Wildlife Refuge is a managed wetland containing the Seney Wilderness Area and the Strangmoor Bog National Natural Landmark within its boundaries. The Strangmoor Bog was landmarked as being the best surviving example in the 48 states of a sub-arctic patterned bog ecosystem. The area which comprises 95,212 acres, is home to river otters, beavers, moose, black bears, wolves, and 211 separate species of birds including ducks, bald eagles, trumpeter swans, osprey, sandhill cranes, and common loons.