Thomas Marco Seibold
Ambler, AK

Thomas was last seen at a fish camp in the Ambler, Alaska area on September 29, 2012. His last known journal entry was on October 7, 2012. His plan was to hike more than 25 miles to Kobuk, fly to Fairbanks by 11/15/2012 and return home to Wisconsin. He never arrived. It has been reported that he departed the camp possibly by canoe, which was later located on the west side of the Ambler River. Searches of the area were unsuccessful in locating him.
Submit a Tip or Sighting
Tips go to the agency dashboard for review. Call 911 first if this is urgent or happening now.
CaseTrace is not an emergency reporting system. If someone is in immediate danger, call 911. For official tips or urgent case information, contact the investigating agency directly.
CaseTrace is for awareness and responsible information sharing only. Do not approach, confront, follow, accuse, or investigate anyone based on case information. Submit credible information through the proper tip channel or contact the investigating agency directly. If someone is in immediate danger, call 911.
Submitted tips are not displayed publicly. They are intended for authorized review only.
Helpful tips include where, when, what you saw, vehicle details, direction of travel, photos, or other specific facts. Avoid guesses, rumors, or accusations.
Do not submit false, harassing, threatening, or intentionally misleading information.