Tuck Esenituk was 30 when he was last seen on June 1, 1961, in Brevig Mission, Alaska. He was reported to be traveling to the nearby village of Teller across Port Clarence but never arrived. He is described as 5 feet 8 inches, about 160 pounds, with black hair and brown eyes. No public photograph is available.

The Alaska State Troopers are listed as the investigating agency and the investigation is described as remaining open. The disappearance is presented as one of many unresolved cases from the region.

If anyone knew Tuck, his travel plans, or was in the Brevig Mission–Teller area on June 1, 1961, please share what is known with the Alaska State Troopers.