Larus cachinnans

(last update: February 16, 2013)

Coordinator:
Peter Adriaens (Belgium)
Ies Meulmeester (Netherlands)

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cachinnans plumages

Larus cachinnans 1CY-4CY PKNX December 2012 - October 2015, France & Poland. Picture: Liliane Rogon, Patrick Fontaine, Janusz Wójcicki & Alain Fossé.

Yellow PKNX, ringed as pullus on May 25 2012, at Kozielno, Paczkow, S-SW Poland, (50°28' N,  16°58' E).

History:
25·5·12 - réservoir Kozielno, Paczków, Poland.
15-18·7·12 - Arnhem, the Netherlands. Distance: 786 KM.
4·12·12-18·3·13 - CET Champteussé-sur-Baconne, France. Distance: 1318 KM.
29·4-2·5·14 - Nysa, Poland. Distance: 25 KM.
13·11-20·12·14 - Gennevilliers, France. Distance: 1066 KM.

below: Larus cachinnans 4CY PKNX October 23 2015, Gennevilliers, France. Picture: Liliane Rogon.

Plain grey greater primary coverts, much adult-like now in 4CY.

below: Larus cachinnans 3CY PKNX November 13 2014, Gennevilliers, France. Picture: Patrick Fontaine.

Large mirror on 3rd gen P9 and P10. Only few markings on primary coverts and in tail.

below: Larus cachinnans 3CY PKNX April 30 2014, Nysa, Poland. Picture: Janusz Wójcicki.

At only 25 km from the hatching colony. 2nd gen flight feathers and bird in 'summer plumage'. P1 still present.

below: Larus cachinnans 1CY PKNX December 04 2012, CET Champteussé-sur-Baconne, France. Picture: Alain Fossé.

Inner coverts replaced. Mottled on underparts.