Field identification criteria for 2cy Baltic Gull

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Ruud Altenburg
Posts:248
Joined:Sun Sep 27, 2009 1:58 pm
Field identification criteria for 2cy Baltic Gull

Post by Ruud Altenburg » Tue Oct 11, 2011 11:14 am

At the request of the Dutch rarity committee (CDNA), we have written a short paper about the identification of unringed Baltic Gull. The article, plus an accompanying web site, are found at:

http://www.gull-research.org/2cyfuscus/

Feel free to add your thoughts to this thread!

Albert de Jong
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Joined:Wed Nov 11, 2009 8:53 am
Location:The Netherlands
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Re: Field identification criteria for 2cy Baltic Gull

Post by Albert de Jong » Wed Oct 12, 2011 8:18 am

Thanks a lot for this material, guys! I was puzzling with the small pictures in the magazine, but I love this new online section with pics wherein you can check the gen. of the primaries.

ski
Posts:6
Joined:Sun Feb 20, 2011 7:18 pm

Re: Field identification criteria for 2cy Baltic Gull

Post by ski » Mon Oct 17, 2011 8:08 pm

Hello,
My name is Slawek Karpicki. I am a new member of GRO forum. Most of my gull sightings are in the vicinity of Poznan (Western Poland). Also the birds in the attached photos are taken there.

According to the new article could some more experienced birder comment these two LBBG?
Dates of the sightings are in the photo titles.

Best regards
Slawek
Attachments
POZNAN(PL)-2011-10-15(2).jpg
POZNAN(PL)-2011-10-15(2).jpg (168.01KiB)Viewed 2238 times
POZNAN(PL)-2011-10-15.jpg
POZNAN(PL)-2011-10-15.jpg (199.43KiB)Viewed 2238 times
POZNAN(PL)-2011-08-02.jpg
POZNAN(PL)-2011-08-02.jpg (191.3KiB)Viewed 2238 times

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