Date: 2/4/18 3:52 am
From: Sheila Driscoll <smd68...> [arlingtonbirds] <arlingtonbirds-noreply...>
Subject: Re: [Arlington Birds] Friends of Mystic River/Menotomy Bird Club Mystic Lakes Trip 2/3/18
Correction:  I meant to say the "merganser" tutorial.  Paul commented
that the cormorants have stayed away this winter.


On 2/3/2018 7:34 PM, Sheila Driscoll <smd68...> [arlingtonbirds]
wrote:
>
> Paul,
>
> Many thanks for the wonderful cormorant tutorial and other informative
> tidbits about the Mystic Lake birds, all during a very sunny but
> bitterly cold morning.  After the eagle appeared, you suggested maybe
> the red tails would become territorial, and bingo, exactly what you
> predicted happened.  Thanks again for sharing your phenomenal
> knowledge about the ducks, eagles, and other birds that come to the
> Mystic Lakes.
>
> Sheila Driscoll
>
>
> On 2/3/2018 5:58 PM, <phawk254...> [arlingtonbirds] wrote:
>>
>> It was a sunny, beautiful day in the low 20s with a bone-chilling
>> southwest wind. Roughly three dozen people attended. The lower lake
>> was roughly 50% frozen, but slowly freezing up again. The upper lake
>> was 90-95% frozen, including Forebay.
>>
>>
>> There were several clear highlights. We saw the first Red-throated
>> Loon we have ever seen on our early February trips (roughly 20-25
>> yrs). Marj RInes reported seeing 2 in bad light. We had good views of
>> a drake Hooded Merganser and a female Common Merganser swimming and
>> in flight, and more distant views into the sun of several dozen
>> Common Mergs.
>>
>>
>> We spent around 80 minutes at the dam and then went up to Fore Bay
>> and walked to the Aberjona. The clear highlight was having a subadult
>> Bald Eagle (white head and tail, but dark smudging with a dark
>> eyestripe and a narrow dark terminal band on the tail, with some
>> vertical streaking). The eagle came in low right in front of us and
>> then started soaring slowly in front of us. As forecast, it attracted
>> a local, territorial Redtail who began stutter flapping over the
>> eagle and then flying on its tail. THe eagle dropped down and
>> eventually disappeared behind the canopy, while another Redtail got
>> up and started acting territorial. The other highlight was seeing
>> territorial Redtails (three adults) soaring together, drifting
>> northeast over the Upper Lake. Ended up looking like a male
>> territorial on the west side of the lake was escorting another male
>> and a female out of his territory, back to the parkway side, where
>> they soared without intrusion. After the eagle disappeared, we had a
>> different pair of Redtail soaring west of the male sentry, so a total
>> of five Redtails soaring on a beautiful winter's day for soaring.
>>
>>
>> The intense cold and heavy ice-up in December and January
>> considerably reduced the variety of waterfowl and waterbirds we saw
>> ()including noticeably no cormorants, esp Great Cormorants, and no
>> Great Blue Heron) and we did not look actively for woodland birds.
>>
>>
>> Canada Goose            1
>>
>> Mute Swan & #160; 4
>>
>> Mallard 4+
>>
>> Hooded Merganser      3 min
>>
>> Common Merganser      40 min
>>
>> Ring-billed Gull       30 min
>>
>> Herring Gull 4 min
>>
>> Red-throated Loon 1 min
>>
>> Bald Eagle     1 subadult
>>
>> Red-tailed Hawk       5 adults
>>
>> American Crow     1
>>
>> Song Sparrow       3
>>
>> Dark-eyed Junco    5
>>
>>
>> Best,
>>
>>
>> Paul
>>
>>
>> Paul M. Roberts
>> Medford, MA
>> <phawk254...>
>
>
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