David,
Your recording is just what I was hoping to hear. To my ears there
was indeed a stereo effect, one whale seemed near center, another more
distant to the right. Also, your fieldcraft tips are the kind of
pearls that only come from experience, thank you for sharing.
Kevin
On Jul 26, 2010, at 2:37 PM, Kawika wrote:
> Hi folks, I'm sust returning from an intense recording trip in
> California, hence my tardy response. This message is in response to
> a request below from Kevin Colver for stereo whale recordings, and
> to answer a question from Robb Nichols in message 41547, "I remember
> David Kuhn from this group writing about this last winter (northern
> hemisphere), though I remember it from the context of the challenges
> that the currents provided. Calm, still water is always a blessing
> to clean
> hydrophone recordings. David, do you have anything to add?"
>
> I have posted a short clip from my Humpback recordings last March
> (Aquarian Audio xlr phones into phantomn power into Sony pcmd50)
>
> http://tinyurl.com/2dwq2jk
>
> Since my last time out in a kayak in April, I have devised some
> improvements to my techniques, for this configuration: hydrophones
> attached bow and stern (about 16 feet apart), each 10 m cable
> weighted to keep them from arcing up behind the kayak, hence
> lessening the water surface noise; a drogue, or sea anchor, like a
> plastic bucket, to slow the kayak to lessen the noise effects of
> currents and wind and to keep the craft oriented with wind and
> current. The recording is inititated before launch, to avoid needing
> access to it at sea. Recorder is sealed in a ziplock bag.
>
> I'm really looking forward to getting out this next Hawaiian
> Humpback season (Dec thru Mar), and also to get out in deeper water
> for the more pelagic mammals in these waters.
>
> Aloha,
> David
"While a picture is worth a thousand words, a
sound is worth a thousand pictures." R. Murray Schafer via Bernie Krause
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