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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IJmuiden Forteiland gull season 2018
Primary pattern comparison in Dutch adult Common Gulls
Marked Birds Database – Version 2.0.0 available
1CY Leucistic European Herring Gull, brown aberration – September 2018
Marked Birds Database Manual

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Gull watching in the southern Lake Michigan region (USA) - 201402
Studying bill and eye characteristics in European Herring Gulls
3cy American Herring Gulls - 201402
Ring-billed Gulls vs Common Gulls: comparison from a Dutch perspective- 201402
Gull behavior explained: Choking
Tertial spots in sub-adult and adult gulls
2cy American Herring Gulls - 201402
A successful gull watching day
Chick predation by adult Lesser Black-backed Gull - 20150615
Adult Thayer's Gull-type (with Herring Gull characteristics?) - 20140216

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