IJmuiden Project - Fred Cottaar, José Verbeek, Maarten van Kleinwee & Mars Muusse

(last update: January 01, 2023)
back to INDEX
 
Y.BZP
NLA x.xxx.xxx
Lesser B-backed Gull
sex?, pullus
ringed: July 06 2015
Forteiland IJmuiden, -
 
Relations:
-
-
 
 
 

Lesser Black-backed Gull (graellsii) Y.BZP 1CY, July - August 2015, IJmuiden, the Netherlands. Picture: Maarten van Kleinwee & Mars Muusse.

Ringed as pullus in breeding season 2015 at Forteiland, IJmuiden. Ringed by Fred Cottaar ringing team.

below: Lesser Black-backed Gull (graellsii) Y.BZP 1CY, August 23 2015, IJmuiden, the Netherlands.

Local juvenile.
Continental graellsii from this population are also referred to as 'Dutch intergrade', upperparts between medium grey British graellsii and dark grey Scandinavian intermedius.

below: Lesser Black-backed Gull (graellsii) Y.BZP 1CY, August 22 2015, IJmuiden, the Netherlands.

below: Lesser Black-backed Gull (graellsii) Y.BZP 1CY, August 18 2015, IJmuiden, the Netherlands.

Local juvenile. Clouded and rainy conditions.

below: Lesser Black-backed Gull (graellsii) Y.BZP 1CY, August 05 2015, IJmuiden, the Netherlands.

Juvenile plumage. Sunny conditions.

below: Lesser Black-backed Gull (graellsii) Y.BZP 1CY, July 06 2015, IJmuiden, the Netherlands. Picture: Maarten van Kleinwee.

Juvenile Green YBZP with brother / sister.

Recoveries for YBZP until August 2015:

Ring
Record
Year
Mm
Dd
 Location
Lat
Long
 Observer  
YBZP
Geringd
2015
7
6
 IJmuiden, Forteiland
NL
52,46
4,58
 Fred Cottaar
YBZP
Gezien
2015
7
6
 IJmuiden, Forteiland
NL
52,46
4,58
 Maarten van Kleinwee
YBZP
Gezien
2015
7
17
 IJmuiden, Forteiland
NL
52,46
4,58
 Fred Cottaar
YBZP
Gezien
2015
7
19
 IJmuiden, Forteiland
NL
52,46
4,58
 José Verbeek-Cottaar
YBZP
Gezien
2015
7
20
 IJmuiden, Forteiland
NL
52,46
4,58
 Fred Cottaar
YBZP
Gezien
2015
7
23
 IJmuiden, Forteiland
NL
52,46
4,58
 Fred Cottaar
YBZP
Gezien
2015
7
24
 IJmuiden, Forteiland
NL
52,46
4,58
 Fred Cottaar
YBZP
Gezien
2015
8
5
 IJmuiden, strand
NL
52,44
4,55
 Mars Muusse
YBZP
Gezien
2015
8
6
 IJmuiden, IJmondhaven
NL
52,46
4,57
 José Verbeek-Cottaar
YBZP
Gezien
2015
8
18
 IJmuiden, haven
NL
52,46
4,59
 Mars Muusse