Cases and themes
Objects reported entering, leaving or moving under the sea, and the official interest in them. 4 events, newest first.
Select any year above to see what happened that year.
Open Underwater objects as a timeline
Government19 Feb 2025
The House Oversight Committee said Rep. Anna Paulina Luna's new Task Force on the Declassification of Federal Secrets had asked the administration for briefings on records about UAP and unidentified submerged objects, alongside files on the JFK assassination and other topics.
Photo: US House of Representatives, Public domain
MilitaryMay 2021
Filmmaker Jeremy Corbell released footage he said was filmed in the USS Omaha's combat information center in July 2019, showing a round object over water that appears to drop into the sea. A Pentagon spokesperson confirmed Navy personnel took the video and said the UAP Task Force was reviewing it.
Photo: US Navy, Public domain
Media9 Aug 1989
20th Century Fox released James Cameron's The Abyss, in which oil-rig divers helping the U.S. Navy reach a lost nuclear submarine encounter a non-human intelligence living deep in the ocean, an early big-screen take on underwater unidentified craft.
Photo: Towpilot, CC BY-SA 3.0
Sightings4 Oct 1967
Fishermen, RCMP officers and others reported a lit object descending into the sea off Shag Harbour, Nova Scotia; boats found only yellow foam and a navy dive team found nothing. RCMP and military messages referred to an unidentified flying object, and no official explanation was ever given.
Photo: SnowyBadger, CC BY-SA 4.0
