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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IJmuiden Gull Research Team season 2021 review
IJmuiden Forteiland gulls on Dutch TV – 20211022
IJmuiden Lesser Black-backed Gull GPS-project update: wintering locations and migration routes 2020 – 2021
Hybrid Lesser Black-backed Gull Green YCLD: from chick to breeding adult
Visits to IJmuiden Forteiland gull colony – April 2021

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Gull behavior: the forward posture
The Mew Call
Gull behavior explained: Choking
Tertial spots in sub-adult and adult gulls
30CY European Herring Gull White A Green L - 20150117
Studying bill and eye characteristics in European Herring Gulls
Yellow-legged Gulls (lusitanius) in Spain - November 2019
Caspian Gull performing long-call in Albatross posture
Dutch Black-headed Gull sighted in Gran Canaria, Spain
1cy Caspian Gull - 20131123

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