Coordinators:
John Cant
Mars Muusse
Index ORG
ring projects
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1cy June
1cy July
1cy Aug
1cy Sept
1cy Oct
1cy Nov
1cy Dec
2cy Jan
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2cy April
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2cy June
2cy July
2cy Aug
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3cy Jan
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adult Jan
adult Feb
adult March
adult April
adult May
adult June
adult July
adult Aug
adult Sept
adult Oct
adult Nov
adult Dec |
Heermann's Gull heermannii 1st cycle (1CY), August 15 2017, Pismo Beach, California USA. Picture: Alex Abela.
See Alex's Flickr site for many more images, illustrating the plumage development in this species!
Post-juvenile moult started with several 2nd gen coverts.
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Heermann's Gull heermannii