LBBG graellsii 2cy & 6cy H186 March 2008 & October 2012, Spain & the Netherlands.
Ring series used at Amrum & Helgoland Islands, N Germany; two colonies in the transition zone between continental graellsii ("Dutch intergrade") and Scandinavian intermedius. Project run by Sönke Martens.
below: 2cy H186 March 28 2008, Cedeira, A Coruña, Spain. Picture: Antonio Gutierrez.
Scapulars replaced, except rear LLS. Wing-coverts and tertials still juvenile.
below: 6cy H186 October 16 2012, Scheveningen, the Netherlands. Picture: Wim van Yperen.
P7/P10.
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