The two campers found dead at a remote campground in Michigan last month have been identified as a John and Bradley Baird, a father and son.

John David Baird, 60, and Bradley Kenneth Baird, 30, both of Northville, were pronounced dead on June 10, according to death certificates obtained by The Detroit News. The location of their deaths is listed as Isle Royale National Park in Eagle Harbor Township.

The Dane County Medical Examiner's Office performed the autopsies, but declined to comment, referring questions to the National Park Service.