Were there any wind turbines within a mile or so, Doug?
Bernie
On Aug 1, 2009, at 8:54 AM, Doug Von Gausig wrote:
> I've posted a mystery sound that was sent to me by a man in
> Michigan. His
> explanation of the sound is attached, and I have cleaned it up and
> boosted
> it a bit for this sample. The sample is at
> http://www.naturesongs.com/mystery-riffert1.wav . Take a moment and
> see if
> you know what this might be.
>
> Thanks!
>
> Doug
>
> Location: Midland, Michigan-USA
>
> Habitat: We live about 6 miles north of Midland in a rural area. We
> have
> about 2 acres, with the back half being wooded. Our road is a dead end
> with little traffic and is about half farm fields (corn and field
> grains
> grown)...there is a small cluster of about 4 houses at the near end
> of our
> road (including ours)...behind all of our houses is a large woods
> (1/2 mile
> wide by 2 miles long which is also connected to other woods in a
> fairly
> continuous stretch that heads into northern Michigan which is
> generally a
> wooded area). Our local woods are very low lying and are often wet
> (even
> sometimes in the middle of summer). The area is very quiet (you can
> hear
> neighbors talking very lowly) and this sound dominates many nights.
>
> Time of day: we have only ever heard the sound after dark and usually
> early in the night (approx 10pm to about 1am)...and only in the summer
> (June, July, August)
>
> A recording is attached...it is not of great quality as I recorded
> it with
> a digital camera with a tiny microphone (it is actually a video
> clip, but
> since it is dark, nothing can be seen)...the clip is about 14
> seconds and
> the sound is at the end at around 12 seconds. Your volume will need
> to be
> turned up.
>
> The sound is repetitive occurring at about 15-20 second intervals
> for long
> periods of time (up to hours at a time). On the recording I only
> captured
> one cycle of the sound being made...sorry). My wife at first mistook
> the
> sound for a neighbor sawing boards on a table saw of sorts b/c of the
> repetitive nature and the quick ascending noise...reminiscent (to her
> anyway) of a board being quickly sawed. I do not remember hearing the
> noise last year (2008) but definitely heard it in 2007 and this
> year. This
> is not to say that I did not hear it in 2008, but I sure do not
> remember it.
>
> There only seems to be one of the creature making the noise...as I am
> unable to discern another variant. Occasionally, the area the sound
> comes
> from changes (especially after I went in search of it, it moved
> farther
> back into the woods).
> ***************************************
> Doug Von Gausig
> Natural Sounds and Photos at:
> http://naturesongs.com
> More Photos at:
> http://www.criticaleyephoto.com
> Clarkdale, Central Arizona, USA
> ***************************************
>
>
>
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