Date: 10/26/24 7:36 am From: Dana Fox <dana.fox1939...> Subject: [NHBirds] Re: [Maine-birds] Amazing American Crow Migration Report from Mt Wachusett YESTERDAY
That 30 mile figure is for the daily WInter range of the flock.
On Sat, Oct 26, 2024, 10:36 AM Dana Fox <dana.fox1939...> wrote:
> David,
> The vast number of crows coming into these nightly roosts are migrants
> that have come from further north. They typically come from as far away as
> 30 miles. They are joined by the resident crows at this time of year. Both
> groups return to their breeding locations in the spring and the resident
> breeding crows stay on that territory for the summer. Our Lawrence MA
> nightly roosting crows in October number no more that a couple thousand. By
> January we have seen the numbers grow to 24,000.
> Dana
>
> On Sat, Oct 26, 2024, 9:47 AM David Gulick <dvdgu741...> wrote:
>
>> I am surprised by the discussion of "migrating" crows. Aren't these
>> simply the typical, nightly, late fall/winter, overnight, in-city roosting
>> flights? I have been witnessing these for decades into Portland late every
>> day in the fall and winter. I rough counted 3,000 in two trees one evening
>> in Portland 15 years ago. The daily in-flights start around 2 pm and
>> continue until dark. Forbush has a considerable section on these nightly
>> roosting events from a century ago. Huge numbers of birds reported flying
>> in to roost nightly in several cities. David Gulick
>>
>> On Oct 26, 2024, at 7:39 AM, Dana Fox <dana.fox1939...> wrote:
>>
>>
>>
>> American Crows from the north are on the move at this time of year.
>> Friends,
>>
>> *I Wrote the following YESTERDAY -*
>>
>> Four years ago today, I had the distinct pleasure of seeing hundreds of
>> migrating crows from the Woodmont orchard parking lot in Hollis NH which
>> had probably been following the Merrimack River. An hour later, hawk
>> watchers on Mt. Wachusetts reported seeing hundreds of crows passing
>> overhead. That mountain and Hollis are on a direct line SW and the crows
>> were flying at their mph rate.
>>
>> *Yesterday*, Eric Mueller, the Mt Wachusetts hawk watcher reported
>> his first flock of migrating crows..
>>
>> Keep an eye out and please report what you are seeing.
>>
>> The numbers of crows in Massachusetts winter roosts will begin to swell.
>> Late December is the peak in my nearby Lawrence MA roost.
>>
>> *Last night I received the following from Eric Mueller -*
>> "
>> Eric Mueller
>> Fri, Oct 25, 9:20 PM (10 hours ago)
>> to me
>> Hi Dana,
>>
>> We counted at least 312 migrating Amer Crows today at Wachusett Mt.
>> Almost all of them were spotted flying down low by one of our observers who
>> was stationed at a north-facing overlook that's about 500 ft lower than the
>> summit. The birds flew by in the following numbers - 2, 20, 24, 8, 9,
>> 23, 8, 30, 13, 32, 45, 100+ & 28. The 100+ group went by around 3:45 pm
>> EDT.
>>
>> Hope this helps!
>>
>> Eric"
>>
>> What is the likelihood a migration would occur on the same day of the
>> month as four years ago?
>>
>> By the way, my husband, Bob Fox and I are leading trips to the Lawrence
>> MA American and Fish Crow roost the first week-end of January for the
>> Seacoast Chapter of the New Hampshire Audubon Society and the third weekend
>> of January for the Brookline Bird Club.
>>
>> Let me know if you are interested in observing the winter phenomena which
>> will occur between 3:30 and 5:30 pm at that time of the year.
>>
>> Dana
>> Dana Duxbury-Fox
>> North Andover, MA
>>
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>>
