Gulls to the Horizon

A blog about gull observations by a Dutch larophile

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Monthly Archives: December 2019

IJmuiden Lesser Black-backed Gulls fitted with GPS-loggers – update December 2019

December 26, 2019 GPS larus fuscus graellsii larus fuscus graellsii 1cy larus fuscus graellsii adult Leave a comment

How to score primary moult in gulls

December 9, 2019 chroicocephalus ridibundus larus argentatus larus canus larus fuscus graellsii 8 Comments

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Images of (presumed) hybrid Herring Gull x Lesser Black-backed Gull Green YDJB
Primary P5 pattern variation in Dutch Herring Gull YBUF over multiple seasons
IJmuiden Gull Research Team season 2022 review
IJmuiden Gull Research Team season 2021 review
IJmuiden Forteiland gulls on Dutch TV – 20211022

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Gull behavior explained: Choking
Studying bill and eye characteristics in European Herring Gulls
Gull behavior: the forward posture
Identifying nearly-fledged Herring Gulls and Lesser Black-backed Gulls in the field
The Mew Call
Lesser Black-backed Gull chicks - 20190603
Adult Scandinavian Herring Gulls in Stockholm, Sweden - 20150221
Marked Birds Database update - a new approach
Tertial spots in sub-adult and adult gulls
Primary pattern variation in individual European Herring Gull

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