Lesser Black-backed Gull (graellsii & intermedius)
(last update:
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 January
lbbg 2cy February
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 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 13 September 21 2008 (1cy) & 02 May 2010; 19, 26 September 2010, 03 October 2010 (3cy),
Landfill VRSU de Colmenar Viejo & Pinto, Madrid, Spain. Picture: Delfín González.
Ringed graellsii "Dutch intergrade" from the Netherlands, ringed by Roland-Jan Buijs as pullus on 06 June 2008 at Moerdijk (Tetra Pak), Noord-Brabant, NL (5141.00 N 436.00 E).
below: 13 September 21 2008 (1cy), Landfill VRSU de Colmenar Viejo.
Some upper scapulars replaced.
below: 13 02 May 2010 (3cy), Landfill VRSU de Colmenar Viejo.
Complete moult probably started (inner primaries dropped), as is indicated by the missing central mc and llc.
below: 13 19 September 2010 (3cy), Landfill VRSU de Colmenar Viejo.
P7 fully grown, no old primaries.
below: 13 26 September 2010 (3cy), Landfill VRSU de Colmenar Viejo.
P8 fully grown.
below: 13 03 October 2010 (3cy), Landfill VRSU de Colmenar Viejo.
With intermedius or fuscus in the background.
