Herring Gull (argentatus & argenteus)
(last update: February 11, 2013)
Herring Gull (argenteus) NLA 5.511.002 1st cycle (1CY), October 08 2015, Katwijk, the Netherlands.
Ringed as pullus in nest # 16, nest of three chicks. Age when ringed is 14 days (+- 1 day) on June 12 2015 at Vlieland, Vliehors - middelste stuifdijk, the Netherlands (53° 13' 54N, 4° 55' 4E). Project leader: Peter de Boer. Incredibly, from this same nest #16 another ringed bird NLA 5.511.003 was photographed in the harbour of IJmuiden 6 weeks earlier, see NLA 5.511.003.
Research on Herring Gulls of Vlieland contributed to the report Colony- and age-specific seasonal dispersal of Herring Gulls Larus argentatus breeding in The Netherlands by C. J. Camphuysen, Harry J. P. Vercruijsse & Arie L. Spaans.
All scaps still juvenile but few missing. Limping right (ringed) leg. Flight feathers, coverts and tertials still juvenile.
Below: fig 4 from the report Colony- and age-specific seasonal dispersal of Herring Gulls Larus argentatus breeding in The Netherlands by C. J. Camphuysen, Harry J. P. Vercruijsse & Arie L. Spaans.
Below: Vliehorst at Vlieland, vast area of just sand whereever you look, but few dunes where the Herring Gulls breed. Picture F. Berkhuizen August 04 2008 (see Panoramio).
Below: Vliehorst at Vlieland and nest location of NLA 5.511.002 from Google Earth. Length of the island Vlieland is 20 KMs.
Below: Dutch coastline when looking south. Distance travelled from Vlieland to Katwijk is 120 KMs.
