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 L:N March 24 2008 & January 02 2010, Landfill VRSU de Pinto, Madrid, Spain. Picture: Delfín González.

PVC green L:N & BTO GN75476, ringed at Bristol, UK (51º27´N/02º35´W) on June 29 2005 by Peter Rock (pete.rock at blueyonder.co.uk).

below: L:N 4cy, March 24 2008, Landfill VRSU de Pinto, Madrid, Spain.

Ringed 4cy graellsii, in 3rd winter.

below:graellsii L:N 6cy, January 02 2010, Landfill VRSU de Pinto, Madrid, Spain.

Few features indicating immaturity like bill pattern, tertials centre and brown covert.