Wolves and the Isle Royale Environment Reports

Wolf howling along the snow-covered shoreline of Lake Superior
The National Park Service made a determination to augment the number of gray wolves on Isle Royale to restore this apex carnivore. This report summarizes project results from September 2018 to April 2020.

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Wolf Reports Available for Download:

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  • Multiple sailboats are docked around a large, wooden dock.

    Things to Do

    Explore all the land and water activities the park offers.

  • Bull Moose walking down a trail.

    Moose

    Moose are the largest mammal on Isle Royale.

  • Wolf on the prowl through a snowy forest

    Wolves

    Wolves have been the apex predator on Isle Royale since 1948.

  • A pile of moose bones lay in dirt.

    Predator-Prey Relationships

    Wolves, moose, and beavers play important roles in Isle Royale's ecosystem.

  • A gray wolf sits in a crate while being relocated to Isle Royale.

    Why Relocate Wolves?

    Wolves have been a part of the island's wilderness for decades, so why relocate?

  • Gray wolf exits crate after being relocated to Isle Royale National Park.

    Wolf Relocation

    Nineteen wolves were relocated to Isle Royale from the Great Lakes Region.

Last updated: May 10, 2021

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Mailing Address:

800 East Lakeshore Drive
Houghton , MI 49931

Phone:

906 482-0984

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