Diver found in Lake Michigan ten years after going missing. Dirk Kann A Iowa man's mummified body was found. The well-preserved body of a diver missing in Lake Michigan has been recovered. Dirk Kann's remains were discovered along Whitefish Bay. A scuba diver missing since Sept. 4, 1999 was found by a group of divers in Lake Michigan. while exploring a shipwreck at a depth of 70m . perfectly preserved and mummified by his own diving suit Businessman Dirk Kann.