Lesser Black-backed Gull (graellsii & intermedius)

(last update: 13-2-2011)

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LBBG rings

lbbg 1cy May
lbbg 1cy June
lbbg 1cy July
lbbg 1cy August
lbbg 1cy September
lbbg 1cy October
lbbg 1cy Nov - Dec

lbbg 2cy Jan-Febr
lbbg 2cy Mar-April
lbbg 2cy May
lbbg 2cy June
lbbg 2cy July
lbbg 2cy August
lbbg 2cy September
lbbg 2cy October
lbbg 2cy Nov - Dec

lbbg 3cy Jan-April
lbbg 3cy May
lbbg 3cy June
lbbg 3cy July
lbbg 3cy August
lbbg 3cy September
lbbg 3cy October
lbbg 3cy Nov - Dec

lbbg sub-ad Jan-April
lbbg sub-ad May
lbbg sub-ad June
lbbg sub-ad July
lbbg sub-ad Aug
lbbg sub-ad Sept
lbbg sub-ad Oct
lbbg sub-ad Nov - Dec

lbbg adult January
lbbg adult February
lbbg adult March
lbbg adult April
lbbg adult May
lbbg adult June
lbbg adult July
lbbg adult August
lbbg adult September
lbbg adult October
lbbg adult Nov - Dec

L. f. graellsii K.HAW April 29 2010, Texel, the Netherlands, picture: Cees Camphuysen &
January 06 2011, Landfill VRSU de Comenar Viejo
, Madrid, Spain. Picture: Delfín González.

Ringed graellsii "Dutch intergrade". Green K.HAW ringed as pullus at Texel, the Netherlands on 14 July 2007.

below: K.HAW 5cy January 06 2011, Landfill VRSU de Comenar Viejo, Madrid, Spain.

P9 small mirror, P10 large miror. Immature pattern on bill.

below: K.HAW 4cy April 29 2010, Texel, the Netherlands, picture: Cees Camphuysen.

29 April 2010 return in colony Kelderhuispolder, Texel; first record after 2007. Still black at culmen as 4cy.