Gulls to the Horizon

A blog about gull observations by a Dutch larophile

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Monthly Archives: December 2013

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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Recent Posts

Comparison of underwing primary patterns in Dutch adult Herring Gulls and Lesser Black-backed Gulls – May/June 2018
Request for observations of our IJmuiden gulls ringed in season 2018
Adult Herring Gull Green YCHH with pseudo mirror, Thayeri pattern and suspended primary moult – 20180716
1CY Hybrid Gull LBBG x YLG Green YCRK – June 2018
Herring Gull and Lesser Black-backed Gull portraits – May/June 2018

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Studying bill and eye characteristics in European Herring Gulls
Gull behavior explained: Choking
Gull watching in the southern Lake Michigan region (USA) - 201402
Request for observations of our IJmuiden gulls ringed in season 2018
European Herring Gull with GPS logger Green M.AMH - 20140503
Identifying nearly-fledged Herring Gulls and Lesser Black-backed Gulls in the field
Comparison of underwing primary patterns in Dutch adult Herring Gulls and Lesser Black-backed Gulls - May/June 2018
New Caspian Gull ID pages on Gull Research.ORG
Lesser Black-backed Gull primary pattern comparison - May/June 2018
Suspended primary moult in adult European Herring Gulls Larus argentatus argenteus of the Dutch colony of IJmuiden Forteiland

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