Lesser Black-backed Gull (graellsii & intermedius)

(last update: 18-2-2011)

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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 XP March 09, April 06, April 20 2008, Landfill VRSU de Colmenar Viejo, Madrid, Spain. Picture: Delfín González.

Ringed 2cy graellsii in 1st winter, ringed by Roland-Jan Buijs in 2007 in SW Netherlands, as pullus at Moerdijk (Tetra Pak), Noord-Brabant, (NL 5141.00 N 436.00 E).

below: XP March 09, Landfill VRSU de Colmenar Viejo, Madrid, Spain. Picture: Delfín González.

Scapulars replaced. No wing-coverts or tertials replaced.

LBBG graellsii 2cy XP April 06 & 20 2008, Ciudad Real, Spain. Picture: Gabriel Martín & Delfín González.

Visible tertials and wing-coverts still juvenile.