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 4 Comments

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Recent Posts

IJmuiden Gull Research Team season 2020 review
Marked Birds Database – Version 2.12.0 available
Filming Lesser-Blacked Gull YDDD in flight and matching it with its GPS data
Marked Birds Database – Version 2.11.1 available (fix for version 2.11.0)
The return of Lesser Black-backed Gull Green YAPC – 20200827

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Studying bill and eye characteristics in European Herring Gulls
Ring-billed Gulls vs Common Gulls: comparison from a Dutch perspective- 201402
How to score primary moult in gulls
Yellow-legged Gulls and gulls with yellow legs at Katwijk
Gull behavior: the forward posture
The Mew Call
Return of pink Black-headed Gull to breeding colony - 20150306
Database
Deciphering the black mark on P9 of Black-headed Gulls
Gull behavior explained: Choking

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