Lesser Black-backed Gull (graellsii & intermedius)(last update: |
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lbbg 1cy May lbbg 2cy January lbbg 3cy Jan-April lbbg sub-ad Jan-April lbbg adult January |
L. f. graellsii 3XF 09 October 2005 (2cy) & September 30 2006 (3cy), Landfill VRSU de Colmenar, Madrid, Spain. Picture: Delfín González. Ringed graellsii from the U.K. in 3cy spring and autumn. PVC: blue 3XF with metal ring BTO FP82773, ringed at Flat Holm Island, Bristol Channel Wales (51º23N/03º07W) on 04 July 2004. Ringed as pullus by Brian Bailey (E-Mail: Brian at SandBservices.fsnet.co.uk). below: 3XF 09 October 2005 (2cy), Landfill VRSU de Colmenar, Madrid, Spain. Picture: Delfín González. Pretty typical, in showing a grey saddle and barred wing-coverts in spring. graellsii 3XF September 30 2006 (3cy), Landfill VRSU de Colmenar, Madrid, Spain. Picture: Delfín González. After the complete moult, much adult-like, but note the old brown outer primary without a mirror, P7 fully grown, P10 old. |