Date: 12/13/12 8:41 am
From: Edward Boyd <edboyd59...>
Subject: Re: [MDBirding] Probable PACIFIC LOON at Fort Howard Park


Jon,

Sorry that it took so ling to do so but I have finally had itme to play
with the images that we shot on Saturday morning. After adjusting and
reviewing the images I believe that we were looking at two different birds
and the bird that we photographed was not the same bird as the previous
night. There are some plumage similarities but after looking at the the
images that we shot and your images (why did you pull your individual
images by the way? - they were much easier to compare to than with the
collage that is present now), it appears that our bird had more white in
the face and other differences. In the field when the bird was first seen
in the fog it didn't seem to have the blocky head shape that comes out in
the images after processing. You bird does not seen to have that head
appearance.

I have uploaded two distant images to compare with the quality of the
photos from your video grabs. The close up images are not relevant in my
opinion because they show too much detail and are clearly Common Loon
images.

http://www.flickr.com/photos/24110087@N05/

I still feel that your images, though VERY suggestive and intriguing, are
inconclusive due to the poor quality that occurs in the conversion and
enlargement process from a video to a still image. I suspect that your
original file shows more detail than the converted file that's processed to
play online without proprietary software.

Ed Boyd
Chestnut Hill Cove, MD

On Sat, Dec 8, 2012 at 12:23 AM, Jon Corcoran <nvjxc11...> wrote:

> Hi Everyone,
>
> Tonight towards dusk I was scoping off Fort Howard Park (Baltimore. south
> of North Point State Park) when my scope hit a very interesting looking
> loon that I was not able to pin in the field. The bird was do-west, past
> the large rock pile off the bank (The only protruding formation there off
> the bank). It didn't really fit the build for either of the common
> loons (Common or Red-throat). The bird, too me, looked more to have a
> Red-throat build, but was extremely dark. The head was very round and the
> bill was slight. The bird just didn't fit for a Common Loon. The area
> around the eye was very dark and there was a white cheek-patch. The black
> down the neck was smooth, and there was no sign of a ring towards the base
> of the neck. I also noted no white spotting on the bird... I was stumped.
>
> When I got home I started looking at my books and found a depiction in
> Sibley and Crossley that looked strikingly like what I saw. I downloaded a
> 60x scope, 5x video I had taken and viewed it at full-screen. I started to
> shake as the similarities captured in the video to the book depictions were
> compelling. In fact, the drawings and photos I see for non-breeding PALO
> look like the closest fit to this bird. I'm hoping this bird will be
> refound tomorrow and better photos taken.
>
> I have posted the video and a callage to view. Any input on this bird is
> welcome and appreciated.
>
> http://www.flickr.com/photos/thrasher72/
>
> Thanks,
>
> Jon Corcoran
> Catonsville, MD
>
>
>
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