Gulls to the Horizon

A blog about gull observations by a Dutch larophile

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Monthly Archives: October 2019

Marked Birds Database – what’s coming up?

October 8, 2019 marked birds database Leave a comment

Marked Birds Database – Version 2.5.0 available

October 7, 2019 marked birds database Leave a comment

Marked Birds Database Manual – Working with bird relations

October 7, 2019 marked birds database Leave a comment

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

October 4, 2019 GPS larus fuscus graellsii larus fuscus graellsii 1cy Leave a comment

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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
Lesser Black-backed Gull Green YBJB with black on all primaries, sometimes – 2021 update

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2cy American Herring Gulls - 201402
Gull behavior: the forward posture
Ring-billed Gulls vs Common Gulls: comparison from a Dutch perspective- 201402
Gull behavior explained: Choking
Whiter than White
Identifying nearly-fledged Herring Gulls and Lesser Black-backed Gulls in the field
1CY Common Gull in full juvenile plumage - 20161118
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Adult Herring Gulls regurgitating food for 1st-winter gulls - 20140308

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