# The Bloop's rising frequency reminded biologists of animal calls.

> The Bloop's rising frequency reminded biologists of animal calls.

Source: https://mysteriesdept.com/mysteries/noaa-ocean-sounds/evidence/EVD0D9C7F7W7KDX/the-bloops-rising-frequency-reminded-biologists-of-animal  
Publisher: Mysteries Department  
Licence: CC BY 4.0 (credit Mysteries Department and link the page)  

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[Bloop and NOAA's unexplained ocean sounds](https://mysteriesdept.com/mysteries/noaa-ocean-sounds)Evidence

Evidence · Bloop and NOAA's unexplained ocean sounds

# The Bloop's rising frequency reminded biologists of animal calls.

The Bloop's rising frequency reminded biologists of animal calls.

Speculative0

## What it bears on 1 answer

[At least one of the sounds, most often the Bloop, was made by a large animal, known or unknown.](https://mysteriesdept.com/mysteries/noaa-ocean-sounds/answers/ANS0D9C7F024MPX/at-least-one-of-the-sounds-most-often-the-bloop-was-made-by)

Disputed

FOR

## Cite it

```
Mysteries Department. (2026). The Bloop's rising frequency reminded biologists of animal calls. [Evidence EVD0D9C7F7W7KDX]. https://mysteriesdept.com/r/EVD0D9C7F7W7KDX
```

Key

**EVD** 0D9C7F7W7KDX

Kind

Evidence

Tier

Speculative

Version

1

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