Lesser Black-backed Gull (graellsii & intermedius)
(last update: May 17 2015)
lbbg 1cy May
lbbg 1cy June
lbbg 1cy July
lbbg 1cy August
lbbg 1cy September
lbbg 1cy October
lbbg 1cy November
lbbg 1cy December
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
lbbg sub-ad Dec
lbbg ad January
lbbg adult February
lbbg adult Mar-April
lbbg adult May
lbbg adult June
lbbg adult July
lbbg ad August
lbbg ad September
lbbg ad October
lbbg ad Nov - Dec
Lesser Black-backed Gull 1cy-2cy TCAC December 2011 - February 2012, Landfill VRSU de Colmenar Viejo, Madrid, Spain. Picture: Delfín González.
Ringed 2cy graellsii, ringed as pullus in Belgium in Zeebrugge on 12 July 2011.
below: 1cy TCAC December 06 2011.
All US replaced, some LS still juvenile. Tertials and coverts juvenile.
below: 1cy TCAC December 23 2011.
All US replaced, some LS still juvenile. Tertials and coverts juvenile.
below: 2cy TCAC January 22 2012.
All scapulars replaced (except long rear scaps), fresh US probably now replaced for 3rd gen feathers. Tertials and coverts juvenile.
below: 2cy TCAC February 26 2012.
All scapulars replaced, fresh US probably now replaced for 3rd gen feathers. Tertials and coverts juvenile.
