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Case Description

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Bengt-Olov Sjoestroem, a 45-year-old man originally from Sweden, went missing on December 11, 2001, after the plane he was traveling in disappeared off the Oregon coast near Netarts. Sjoestroem, a resident of New York City at the time, was a passenger on a single-engine Mooney M20C aircraft piloted by Yuri Avrutin. The two men were flying from McKinleyville, California, to Port Angeles, Washington, when their plane lost contact with air traffic control shortly after passing over the Oregon coast ...Read More
Last Seen: Dec 11, 2001

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Victim Details

Jul 28, 2016

Jan 08, 2024

Bengt-Olov

Sjoestroem

68

45

70 inches

175 lbs

180 lbs

White / Caucasian

Male

On the morning of December 11, 2001, a 45-year-old Swedish man named Bengt-Olov Sjoestroem was on a business trip that took a tragic turn off the coast of Oregon. He was a passenger in a single-engine Mooney M20C airplane, flown by a business colleague, that had departed from Seattle, Washington, for a trip to Arcata, California. The return flight that same day would trace a path northward along the rugged Oregon coastline. It was during this leg of the journey, near Netarts in Tillamook County, that the aircraft vanished. At the time of his disappearance, Bengt-Olov was described as being approximately 5 feet 10 inches tall, weighing between 175 and 180 pounds, with sandy, graying hair and blue eyes. In the weeks and months that followed the plane's disappearance, the vastness of the Pacific Ocean began to offer clues. An extensive search was launched by the U.S. Air Force and Civil Air Patrol, but the main wreckage of the aircraft was never found. However, debris from the plane, along with some of Mr. Sjoestroem's personal belongings, eventually washed ashore on a beach near Netarts Bay. This discovery confirmed the worst fears—that the plane had indeed gone down in the ocean. The search was officially called off in January 2002. A more significant piece of evidence surfaced later in 2002 when divers discovered the plane's propeller off the coast. The serial number on the propeller was a definitive match for the Mooney aircraft that had been carrying Bengt-Olov. The circumstances that led to the crash remain unknown, and a definitive cause for the plane's disappearance has not been established. The case remains an unresolved aviation mystery, leaving friends and family without a final answer. The Oregon State Police - State Medical Examiners Office is the primary agency on record for the case. Despite the discovery of personal effects and parts of the aircraft, Bengt-Olov Sjoestroem's remains have never been recovered, and his case continues to be classified as missing. This enduring mystery is a somber reminder of the unforeseen perils of travel and the lingering questions that can haunt a family for decades.

Dec 11, 2001

Netarts

Oregon

Tillamook County

No

18583

Oregon State Police - State Medical Examiners Office

Clackamas

Oregon

Clackamas County

97015

13309 Southeast 84th Avenue Suite 100, Oregon

9716738200

State

Medical Examiner

01-3457

Oregon State Police - State Medical Examiners Office

Sandy

Blue

Blue

05/28/2026


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