Gulls to the Horizon

A blog about gull observations by a Dutch larophile

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Monthly Archives: September 2012

Early return of wintering Black-headed Gulls

September 30, 2012 Leave a comment

Gulls on Film

September 15, 2012 Leave a comment

Another example of leucism in outer greater primary coverts in Lesser Black-backed Gull

September 4, 2012 Leave a comment

My first observation of a wintering Black-headed Gull this season

September 3, 2012 Leave a comment

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IJmuiden Forteiland gull research: breeding season 2018 report
5CY Lesser Black-backed Gull Black/Blue 3P with sub-adult marking in secondaries – 2018
IJmuiden Forteiland gull season 2018
Primary pattern comparison in Dutch adult Common Gulls
Marked Birds Database – Version 2.0.0 available

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Caspian Gulls at Terschelling - November 2017
The Mew Call
IJmuiden Forteiland gull research: breeding season 2018 report
Studying bill and eye characteristics in European Herring Gulls
Comparison of underwing primary patterns in Dutch adult Herring Gulls and Lesser Black-backed Gulls - May/June 2018
Ring-billed Gulls vs Common Gulls: comparison from a Dutch perspective- 201402
Herring Gull primary pattern comparison - May/June 2018
Primary pattern differences between juvenile European Herring Gulls and Lesser Black-backed Gulls - 20140707
Tertial spots in sub-adult and adult gulls
1cy Yellow-legged Gulls - 20130804

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