Gulls to the Horizon

A blog about gull observations by a Dutch larophile

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Monthly Archives: January 2016

Marked Birds Database update – automation, basic features, new ringing projects and design tweaks

January 24, 2016 development marked birds database Leave a comment

Adult European Herring Gull Black/Blue 9N in breeding plumage and pair-bonding – 20151225

January 10, 2016 larus argentatus larus argentatus adult Leave a comment

2CY Caspian Gull – 20160108

January 8, 2016 larus cachinnans larus cachinnans 2cy Leave a comment

Common Gull with deep tongue on P8 – 20160103

January 3, 2016 larus canus larus canus adult Leave a comment

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5CY Herring Gull YCKL with sub-adult plumage – 20210412
Marked Birds Database – Version 2.13.0 available
First visit to IJmuiden Forteiland colony of 2021 season and returning birds with GPS loggers
IJmuiden Gull Research Team season 2020 review
Marked Birds Database – Version 2.12.0 available

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Studying bill and eye characteristics in European Herring Gulls
4cy European Herring Gull Green Y.BPS - 20140602
Gull behavior explained: Choking
5CY Herring Gull YCKL with sub-adult plumage - 20210412
Head moult progression in Black-headed Gull White 4FH, winter 2014/2015
The Mew Call
Gull behavior: the forward posture
Ring-billed Gulls vs Common Gulls: comparison from a Dutch perspective- 201402
Adult European Herring Gull Green YCUZ with Thayeri-pattern on P9 and P10 - 20190703
Identifying nearly-fledged Herring Gulls and Lesser Black-backed Gulls in the field

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