Lesser Black-backed Gull (graellsii & intermedius)
L. f. graellsii H709 April 09 & October 12 2010, Landfill VRSU de Pinto & Colmenra Viejo, Madrid, Spain.
Ringed 2cy graellsii, ringed in N Germany in the Helgoland-Amrum colonies. These colonies fall in the transition zone between continental graellsii "Dutch intergades" and Scandinavian intermedius. Pullus from 2009. Project run by Sönke Martens.
below: H709 April 09 2010, Pinto, Spain. Picture: Javier Marchamalo.
Hard to determine exact moult stage. Probably the complete moult is just starting with the outer mc shed, few central mc and llc new.
below: H709 October 12 2010, Landfill VRSU Colmenra Viejo, Madrid, Spain. Picture: Delfín González.
Last stage of the complete moult. P7 fully grown.