Lesser Black-backed Gull (graellsii & intermedius)

(last update: May 17 2015)

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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

Lesser Black-backed Gull graellsii Y.BZS 1CY, August 23 2015, IJmuiden, the Netherlands.

Continental graellsii from this population are also referred to as 'Dutch intergrade', upperparts between medium grey British graellsii and dark grey Scandinavian intermedius.
Ringed as pullus on June 29 2015, at forteiland, IJmuiden, the Netherlands.

Recoveries for YBZS:

Ring
Record
Year
Mm
Dd
Location
Lat
Long
Observer  
YBZS
Geringd
2015
7
6
IJmuiden, Forteiland
NL
52,46
4,58
Fred Cottaar
YBZS
Gezien
2015
7
13
IJmuiden, Forteiland
NL
52,46
4,58
Fred Cottaar
YBZS
Gezien
2015
7
16
IJmuiden, Forteiland
NL
52,46
4,58
Fred Cottaar
YBZS
Gezien
2015
7
18
IJmuiden, Forteiland
NL
52,46
4,58
Fred Cottaar
YBZS
Gezien
2015
7
18
IJmuiden, Forteiland
NL
52,46
4,58
José Verbeek-Cottaar
YBZS
Gezien
2015
7
19
IJmuiden, Forteiland
NL
52,46
4,58
José Verbeek-Cottaar
YBZS
Gezien
2015
7
20
IJmuiden, Forteiland
NL
52,46
4,58
Fred Cottaar
YBZS
Gezien
2015
7
26
IJmuiden, Forteiland
NL
52,46
4,58
Fred Cottaar
YBZS
Gezien
2015
8
3
IJmuiden, Forteiland
NL
52,46
4,58
Fred Cottaar
YBZS
Gezien
2015
8
4
IJmuiden, Forteiland
NL
52,46
4,58
Fred Cottaar
YBZS
Gezien
2015
9
23
IJmuiden, strand
NL
52,44
4,55
Mars Muusse

Local juvenile.