Gulls to the Horizon

A blog about gull observations by a Dutch larophile

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Monthly Archives: December 2013

Best wishes and thank you for your visits

December 31, 2013 Year review 7 Comments

1cy Iceland Gull – 20131229

December 29, 2013 larus glaucoides larus glaucoides 1cy Leave a comment

Marked Birds Database: first use

December 21, 2013 Filemaker Pro marked birds database marker database programming Leave a comment

2cy Iceland Gull – 20090207

December 12, 2013 larus glaucoides larus glaucoides 2cy Leave a comment

1cy Iceland Gull – 20131208

December 8, 2013 larus glaucoides larus glaucoides 1cy Leave a comment

Little Gull – 20090530

December 3, 2013 larus minutus larus minutus adult 5 Comments

Little Gull – 20090322

December 3, 2013 larus minutus larus minutus adult Leave a comment

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1CY Yellow-legged Gull – 20170812
5CY Herring Gull Green YBMD – 20170710
(Presumed) Hybrid Lesser Black-backed Gull x Yellow-legged Gull Green YCMP – 2017
(Presumed) Hybrid Lesser Black-backed Gull x Yellow-legged Gull Green YCLD – 2017
1CY Lesser black-backed Gull Green YCKN – plumage development 2017

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Studying bill and eye characteristics in European Herring Gulls
1CY Herring Gull, Yellow-legged Gull and Lesser Black-backed Gull - 20140921
Adult Lesser Black-backed Gull Green YBJB with black on all primaries - 20170508
1CY Caspian Gull White 062:U - 20141012
(Presumed) Hybrid Lesser Black-backed Gull x Yellow-legged Gull Green YCLD - 2017
Identifying nearly-fledged Herring Gulls and Lesser Black-backed Gulls in the field

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