The person at the center of this case
Michael Jack Acovak
Missing Person · Open
37 years waiting · since 1989
Missing Person: Michael Jack Acovak
Justice for Michael Jack Acovak — the trail went cold in 1989, but the truth hasn't.
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Key leads to think about
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location
Lead #1Why was Michael on the boat in New Stuyahok Slough, and what was the purpose of the voyage?
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witness
Lead #2What details did his brother provide about the timeline and conditions when he discovered Michael missing?
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clue
Lead #3Were there any signs of struggle, distress, or foul play aboard the vessel?
Michael Jack Acovak, a 25-year-old Alaska Native man, disappeared on May 24, 1989, while aboard his parents' boat in New Stuyahok Slough near Dillingham, Alaska. His brother awoke to find him missing from the vessel with no explanation for his disappearance. Despite comprehensive search efforts, Michael has never been located and the circumstances of his vanishing remain unknown.
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More leads to consider
Beyond the top three above — each detail below could be the thread that pulls this case open.
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evidence
Lead #4What search methods were employed in the slough and surrounding waterways, and were any personal items recovered?
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Official wording
Source Narrative
NamUs case MP66634. Missing person: Michael Jack Acovak.
Last known contact: 1989-05-24 in Dillingham, Dillingham, AK. Circumstances: On 05/24/1989, Michael and his brother were aboard their parents boat.
Michael's brother awoke and found Michael to be missing. They were in a boat in New Stuyahok Slough at the time.
All search efforts were met with negative results. Demographics: 25 years, Male, American Indian / Alaska Native.
Physical description: 5 ft 5 in, 145 lbs, hair: Black, eyes: Brown. Clothing and accessories: Clothing: Black or blue corduroy pants Black or blue corduroy coat Dark sweater; Footwear: Blue knee high rubber boots.
Investigating agency: Alaska State Troopers | 890035617 | 1989-05-24.
Timeline of Events
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1989-05-24
Michael Jack Acovak goes missing
Michael was aboard his parents' boat in New Stuyahok Slough when his brother awoke and discovered him missing. All subsequent search efforts yielded no results.
Key Locations
Interactive map showing important locations related to this case
Case Information
Incident:May 24, 1989
Last Updated:July 9, 2026
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Phone: 9072695511
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Case Information
Incident:May 24, 1989
Last Updated:July 9, 2026
Have Information?
Any information, no matter how small, could be crucial to solving this case.
Phone: 9072695511
You can remain anonymous