Larus cachinnans

(last update: February 16, 2013)

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cachinnans in Poland

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cachinnans plumages

1cy August
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2cy January
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3cy January
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sub-adult January
sub-adult February
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sub-adult August
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sub-adult November
sub-adult December

adult January
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Larus cachinnans 1CY PACZ October - November 2009, Deponie Pohlsche Heide - Minden, Germany (52°23'05N, 08°46'45E). Picture: Armin Deutsch.

Yellow ring from Poland. Ringed as pullus yellow PCAZ & metal PLG DN-25325 on May 13 2009 at Jankowice - Babice, S. Poland (50°02'N, 19°28'E).
It's long-call appeared a little bit slow when heard calling at the landfill in Germany.

below: cachinnans 1CY PACZ October 17 2009, Deponie Pohlsche Heide - Minden, Germany (52°23'05N, 08°46'45E). Picture: Armin Deutsch.

Single lower scapulars still juvenile. Coverts and tertials juvenile. Bold pattern on 2nd gen scapulars. Ill-defined Venetian blind on inner primaries.

below: cachinnans 1CY PACZ October 29 2009, Deponie Pohlsche Heide - Minden, Germany (52°23'05N, 08°46'45E). Picture: Armin Deutsch.

No real change in moult stage over the last 2 weeks.

below: cachinnans 1CY PACZ November 05 2009, Deponie Pohlsche Heide - Minden, Germany (52°23'05N, 08°46'45E). Picture: Armin Deutsch.

Ill-defined Venetian blind on inner primaries. Pale underwing.

below: cachinnans 1CY PACZ November 12 2009, Deponie Pohlsche Heide - Minden, Germany (52°23'05N, 08°46'45E). Picture: Armin Deutsch.

Note moulted head, neck, sides of breast and flank feathers, appearing cold grey with delicate patterns contrasting with warmer brown toned juvenile feathers.