Consider an aquapak or similar waterproof bag for general protection, a pla=
stic map pouch also works well providing the cables route out of the bag an=
d down. (When using external waterproof mics that is...)
a too much human noise (anthropogenic noise) example:
Use ENELOOP normal or Extreme (black with large silver X) on the battery - =
those are good in cold conditions and are not affected like normal NiMH bat=
teries. Ive recorded down to -20C and beyond using eneloop extreme batterie=
s, The recordist will long want to return to the warm before the batteries =
or the card runs out.
--- In Mark Phinney <> wr=
> I got good results placing my Zoom H2 in the midst of a large Common Rave=
> roost just before the birds started to return. I let it record as long as
> the card would last and picked it up the next day after they had left. So=
> very interesting recordings including the first arrivals, building to a v=
> noisy peak with 2000+ birds, then slowly diminishing as the birds went to
> sleep...quiet enough to hear the occasional 'splat' of bird droppings
> falling nearby. Luckily, no direct hits on the recorder! The cards (or
> batteries, in winter) don't last long enough to capture the wake up and
> departure, but maybe with the Olympus model with the built-in timer.
> I doubt that most birds would be disturbed by a mic / recorder / cables
> (though they may not perch right beside it), but the probably would be
> suspicious of any remote-controlled movement.
> Mark Phinney
> On Wed, Jun 15, 2011 at 12:39 PM, Peter Shute <> wrote:
> > I don't know much about this stuff, but is it an option to place a
> > microphone, or several, somewhere in the roost at night with the reason=
> > hope that one of the subjects will roost close to it?
> > Surely getting very close would isolate the sounds better than any othe=
> > options. Would they be disturbed by a microphone's presence or by cable=
> > remote controlled aiming?
> > Peter Shute
> > --------------------------
> > Sent using BlackBerry