Lesser Black-backed Gull (graellsii & intermedius)
(last update:
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Lesser Black-backed Gull graellsii 0* 3CY & 4CY, June 2013 & May 2014, Noordwijk & Maasvlakte, the Netherlands. Picture: Merijn Loeve & Mars Muusse.
Probably ringed as pullus on 02 July 2011 at Maasvlakte (Amazonehaven), Zuid-Holland,
Plastic O - 0* and metal NLA 5468089; ringed as pullus on July 04 2011 at Vlissingen-Oost (Van Cittershaven), the Netherlands (5126.00 N 342.00 E), by Roland-Jan Buijs.
Recoveries:
20-7-2011 Vlissingen-Oost (Van Cittershaven), Zeeland, NL 5.126,00 N 342,00 E colourring read Roland-Jan Buijs
25-10-2011 Espinho (Strand), Douro Litoral, PORTUGAL 4.100,00 N 838,00 W colourring read Rui Caratao
8-8-2012 Torreira (Strand), Beira Litoral, PORTUGAL 4.045,00 N 842,00 W colourring read Jose Tavares
23-6-2013 Voorhout (Polder Berg en Daal), Zuid-Holland, NL 5.213,00 N 430,00 E colourring read Willem-Jan Hooijmans
24-6-2013 Noordwijk aan Zee, (Strand), Zuid-Holland, NL 5.214,00 N 425,00 E colourring read Mars Muusse
24-6-2013 Voorhout (Polder Berg en Daal), Zuid-Holland, NL 5.213,00 N 430,00 E colourring read Willem-Jan Hooijmans
Lesser Black-backed Gull graellsii 0* 4CY, May 23 2014, Maasvlakte, the Netherlands. Picture: Merijn Loeve.
Hard to tell this is not a full adult, when in rest.
Lesser Black-backed Gull graellsii (Dutch intergrade) 0* 3CY, June 24 2013, Noordwijk, the Netherlands.
Advanced in moult with many coverts replaced and tail almost completely white. Complete moult started, with left P1-P3 missing/growing, P4-P10 old 2nd gen; right wing P1-P4 missing/growing, P5-P10 old. All secondaries 2nd gen. Note small mirrors on P10.
