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This section contains descriptions of unexplained facts provided by eyewitnesses or published in the media, as well as the results of their analysis by the group.

NGOs. Puerto Rico

ID	#1720012119
Added	Wed, 03/07/2024
Author	July N.
Sources	ufology-news.com А. Сандерсон "Аборигены морских глубин", 1972
Phenomena	NGOs
Status	Research

Initial data

Initial information from sources or from an eyewitness

Incident date:

1963

Location:

Puerto Rico

Off the coast of Puerto Rico, during maneuvers by the US Navy, sonar systems registered an unknown object that was moving at a speed of 150 knots underwater.

This facility was in the exercise area for 4 days. He sank to a depth of 20,000 feet.

Hypotheses

List of versions containing features matching the eyewitness descriptions or material evidence

Not enough information

Investigation

Versions testing, their confirmation or refutation. Additional information, notes during the study of materials

Not enough information

Resume

The most likely explanation. The version, confirmed by the investigation

Not enough information