Valentich Bass Strait Mystery
A 20-year-old pilot vanished after reporting a UFO over Bass Strait. His last words: 'It is not an aircraft.' The radio transmission ended with metallic scraping sounds. Neither Frederick Valentich nor his Cessna were ever found.
Vanished Over Bass Strait
Frederick Valentich was flying a routine flight when something appeared above his Cessna. He described it to Melbourne air traffic control. Then metallic sounds filled the radio. Then silence. The 20-year-old pilot and his aircraft were never seen again.
The Pilot
Frederick Valentich:
- 20 years old
- Melbourne pilot
- Class Four rating
- 150 flight hours
- UFO interested
The Flight
October 21, 1978:
- Cessna 182
- Moorabbin Airport
- Destination: King Island
- Evening departure
- Routine flight
First Radio Contact
6:06 PM:
- Contacted Melbourne
- Asked about traffic
- Something below him
- Then above him
- Four bright lights
The Description
What he reported:
- Large unknown
- Four bright lights
- Not an aircraft
- Metallic
- Orbiting him
The Orbiting
Key detail:
- Object circled
- Multiple passes
- Above his aircraft
- Controlling encounter
- He was helpless
Engine Trouble
6:09 PM:
- Engine rough
- Idling rough
- Power problems
- Coincident with object
- Electromagnetic?
Final Transmission
Last words:
- “It is not an aircraft”
- 17 seconds of sounds
- Metallic scraping
- Grinding noise
- Then nothing
The Search
Rescue effort:
- Massive operation
- Air and sea
- Days of searching
- Nothing found
- No wreckage
No Debris
Strange absence:
- Cessna not found
- Body not found
- No oil slick
- No floating parts
- Complete vanishing
Other Sightings
That night:
- Multiple reports
- Bass Strait area
- Strange lights
- Same time
- Corroborating
The Manifold Photo
Witness evidence:
- Roy Manifold
- Same evening
- Photographed object
- Cape Otway
- Similar appearance
The Recording
Preserved audio:
- Official transcript
- Audio analyzed
- Metallic sounds studied
- Unknown source
- Evidence exists
Official Status
Australian verdict:
- Unexplained
- Not closed
- 45+ years open
- No explanation
- Mystery endures
Theories
Explanations offered:
- Disorientation
- Suicide
- Staged disappearance
- Abduction
- None satisfactory
Why Not Suicide
Problems:
- No wreckage
- Described object
- Others saw lights
- No distress before object
- Doesn’t fit
Abduction Theory
What happened:
- Object took him
- Aircraft and all
- No evidence left
- Clean removal
- Terrifying possibility
Significance
A pilot’s documented UFO encounter followed by complete disappearance—aviation’s greatest mystery.
Legacy
Frederick Valentich’s final transmission is aviation’s most chilling audio—a young man describing something “not an aircraft” before vanishing forever into Bass Strait’s dark waters.