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Destinations / michigan usa

Isle Royale National Park

· 7 verified claims · as of 2018–26

Firsthand visited7 of 7 verified · rest labeledFirst captured 2018Last verified 20262 independent sourcesEvidence on every claim →

By 2015-2017, severe inbreeding had reduced Isle Royale's wolf population to just 2 animals; in 2018 the NPS began introducing 20-30 new wolves from Minnesota and elsewhere. trivia.fact 2018-01-01 Verified

Michigan place.located_in 2026-07-17 Verified

Moose arrived on Isle Royale in the early 1900s; wolves crossed an ice bridge from Ontario around 1949. trivia.fact Verified

The Isle Royale wolf-moose study is now led by Sarah Hoy, John Vucetich, and Rolf Peterson of Michigan Technological University. trivia.fact Verified

Isle Royale's wolf-moose study is the longest-running predator-prey study in the world, begun in 1958 by L. David Mech and running continuously for over 65 years. trivia.fact Verified

Designated a national park in 1931 and an international biosphere reserve in 1980, Isle Royale is considered the most remote national park in the contiguous 48 states — accessible only by boat or seaplane, with no roads or motorized vehicles. trivia.fact Verified

Isle Royale is a wilderness island in Lake Superior roughly 45 miles long and 9 miles wide — about 50 miles from Michigan's shore and just 12 from Canada. trivia.fact Verified

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