Here is a little essay I wrote on the owl irruptions. There is a map of
recent sightings at end from Vermont eBird and you can click it to see live
map.
http://vtecostudies.wordpress.com/2013/12/01/ghosts-from-the-arctic/

Kent

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Kent McFarland
Vermont Center for Ecostudies
PO Box 420 | Norwich, Vermont 05055
802.649.1431 x2

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On Fri, Dec 6, 2013 at 9:23 AM, UVM <[log in to unmask]> wrote:

> Snowy Owls are an irruptive species.  The timing and intensity of their
> southward irruptions are linked to the cyclical population crashes of their
> prey species in the arctic- voles, lemmings, etc.  Short-eared Owls
> probably maintain a small population in VT, with winter populations
> affected by snow cover.  It seems unlikely to me  that the  frequency of
> Snowy and Short-eared sightings are related, but I could be wrong.
>
> Scott Morrical
>
> Sent from my iPhone
>
> > On Dec 6, 2013, at 8:40 AM, Becky Giroux <[log in to unmask]> wrote:
> >
> > I looked back to December of 2012 and noticed there was one post about
> Snowy Owls and several about SEOwls.  2011 had quite a bit of acitivity.
>  This December there has been a lot of activity in the first 5 days. What
> is the migration pattern for these owls?   Can we expect to see a lot this
> winter?  Do Snowy's and Short Eared Owls fly hand in hand?
> >
> > Becky
>