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MYS0D9C766T24XP·The Bloop and NOAA's unexplained ocean sounds

Artifacts 21

Every copy this mystery rests on, each with its own key and its distance from the original.

Photo1 step from object
Photograph: The Bloop and NOAA's unexplained ocean sounds
Nojhan · CC BY-SA 3.0
Photo1 step from object
The Bloop recording: photograph
Nojhan · CC BY-SA 3.0
Photo3 steps from object
The Bloop recording: picture
NOAA Pacific Marine Environmental Laboratory · Public domain (US government work)
Photo3 steps from object
The Upsweep recording: picture
NOAA Pacific Marine Environmental Laboratory · Public domain (US government work)
Photo3 steps from object
The Train recording: picture
NOAA Pacific Marine Environmental Laboratory · Public domain (US government work)
Photo3 steps from object
The Slow Down recording: picture
NOAA Pacific Marine Environmental Laboratory · Public domain (US government work)
Photo3 steps from object
The Whistle recording: picture
NOAA Pacific Marine Environmental Laboratory · Public domain (US government work)
Photo3 steps from object
The Julia recording: picture
NOAA Pacific Marine Environmental Laboratory · Public domain (US government work)