[NatureNS] Boreal Owl or Snipe

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Date: Sat, 21 May 2011 15:39:28 -0300
From: Randy Lauff <randy.lauff@gmail.com>
To: naturens@chebucto.ns.ca
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Virginia,

The forest type isn't promising for Boreals, but never say never! Any
chance of bringing a tape or digital recorder (including a video
camera) with you and trying to record what you hear? You could post a
clip of what you're hearing, then many of us could offer more informed
opinions.

Randy


On 21/05/2011, V Redden <reddenville@nncweb.ca> wrote:
> Hello Randy.
> Thanks for the information. My forest is mature maple, poplar and mature
> spruce with some undergrowth. However, there is a field on the other side of
> the forest - we are like a mohawk haircut with fields on both sides of our
> 600? foot wide strip. The call is quite crisp not as slurry as the calls I
> listened to for the snipe. I am going to go over to the field this evening
> when I hear the call unless it is pouring rain. This should help me pinpoint
> the location better. I hope its an owl we had Northern Saw- whet in our
> garage last year and I hear a Barred Owl every night.
> Virginia
>
> A spark burns down the forest - Ovambo Namibia
>
>
>
> Randy Lauff wrote:
>>
>> Virginia,
>>
>> One important distinction is the location from which the call arises. I
>> have radically different hearing ability in my two ears, so when it's
>> important that I localize a call, I need to ask for help. The point here
>> being that if the call you're hearing arises from the woods, that is
>> likely then an owl; the snipe's winnowing always arises from the sky.
>> However, if you're facing a hill, the source of the sound may not be clear
>> if it's coming from within the trees or above them. Your comment about the
>> call not moving is important, and suggests more owl than snipe.
>>
>> I find that the owl's call is a series of distinct notes whereas the
>> snipe's winnowing is, to use a musical expression, slurred.
>>
>> Snipe are a lot more common than Boreal Owls; however, I think the owls
>> are more widespread than we're currently aware.
>>
>> Note that Boreal Owls should only be calling from forests with a boreal
>> flavour to them. According to the recently-bound and polished thesis by
>> NatureNS subscriber Kathleen MacAulay, which I just happen to have on my
>> desk in front of me :) ... birch-fir mixtures are the type of forest in
>> which all BOOW nests have been found in NS. So, if your woods are entirely
>> deciduous for example, the likelihood of the bird being a BOOW is lower.
>>
>> Randy
>> _________________________________
>> RF Lauff
>> Way in the boonies of
>> Antigonish County, NS.
>>
>>
>> On 20 May 2011 22:26, V Redden <reddenville@nncweb.ca> wrote:
>>>
>>> In the evening I hear a call that could be a Boreal Owl or  Common (or is
>>> it Wilson's)  Snipe. The call doesn't move further or closer. I have
>>> heard it all this week from the same area. What should I listen for to
>>> tell the difference between the Owl or the Snipe? I have listened to the
>>> recordings on the Dendroica and Cornell All about Birds websites. My
>>> favourite guess is the Boreal Owl.
>>>
>>> Virginia Redden
>>> Port Howe Cumb Co
>>>
>>> --
>>> A spark burns down the forest - Ovambo Namibia
>>>
>>
>> ________________________________
>>
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-- 
_________________________________
RF Lauff
Way in the boonies of
Antigonish County, NS.

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