[microsound] hydrophones and methane

[nathalie fougeras]

Thanks
What is the name of the swedish lake?

Nathalie
LAB gallery Sweden

--

2010/11/22 Michael Palace <palace at guero.sr.unh.edu>

>  Okay,
>
> I've talked with my collaborator and I'll try to get some preliminary data
> out to you all.
>
> Files will be 2 Gb Mp3 files.  We use zoom h4 with some hydrophones to
> sample over many days.  the zoom makes a new file ever 2 gb so when running
> continuously we can get about 24 days without have to visit the
> instruments.
>
> Initial deployment was in a fen in New Hampshire and on a lake in Sweden.
> I'll have more next week and the mp3 files.
>
> Mike palace
>
>
> On 11/18/2010 3:53 PM, Michael Palace wrote:
>
> *http://www.eos.unh.edu/Spheres_1110/news_facstaff.shtml
>
> Ruth Varner* and *Michael Palace* of CSRC were recently funded by the U.S.
> Geological Survey to develop a prototype instrument to detect ebullition or
> bubbling events of methane in wetland and lake ecosystems. This novel method
> utilizes hydrophones (underwater microphones) to monitor and extract this
> information cheaply and efficiently over long temporal scales. Coupling
> these audio methods with the analysis of gas samples will help to determine
> the pathway by which methane is formed through microbial processes or
> methanogenesis.
>
> I'm wondering if I get these long audio files together if people might be
> interested in making a microsound project using them as source files.
>
> Mike Palace
>
>
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