Larus cachinnans

(last update: February 16, 2013)

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

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cachinnans plumages

Larus cachinnans 2CY PCCZ February 11-17 2012, Germany. Picture: Armin Deutsch.

Yellow PCCZ and metal (PLG) DN25394, ringed as pullus on May 22 2011 at ZB. Kuznica Warezynska, Dabrowa Gornicza, Poland, (50°22' N,  19°11' E). This is a mixed breeding colony in S Poland (near Katowice), with most birds breeding here cachinnans, but in this area also records of very few michahellis are possible (see PDF). PCCZ is classic cachinnans.

Recoveries:
PCCZ 22-5-2011 ZB. Kuznica Warezynska, Dabrowa Gornicza 50°22' N 19°11' E
PCCZ 11-2-2012 Weser, Porta Westfalica 52°14'58" N 08°55'16" E
PCCZ 17-2-2012 Deponie Pohlsche Heide 52°23' N 08°46' E

below: cachinnans 2CY PCCZ February 11 2012, Porta Westfalica, Germany (52°14'58N, 08°55'16E). Picture: Armin Deutsch.

Beautiful bird! Brown coverts with broad white tipped GC. 2nd gen scapular pattern just simple blackish triangles in centre on grey base. Last replaced feathers almost completely grey. Second & third picture below: together with Herring Gull L argentatus.

below: cachinnans 2CY PCCZ February 17 2012, Deponie Pohlsche Heide - Minden, Germany (52°23'05N, 08°46'45E). Picture: Armin Deutsch.

Beautiful bird! Brown coverts with broad white tipped GC. 2nd gen scapular pattern just simple blackish triangles in centre on grey base. Last replaced feathers almost completely grey.

below: with same aged 1W Herring Gull argentatus.