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
2cy February
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2cy June
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2cy September
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2cy November
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3cy January
3cy February
3cy March
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3cy August
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3cy October
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sub-adult January
sub-adult February
sub-adult March
sub-adult April
sub-adult May
sub-adult June
sub-adult July
sub-adult August
sub-adult September
sub-adult October
sub-adult November
sub-adult December

adult January
adult February
adult March
adult April
adult May
adult June
adult July
adult August
adult September
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adult December

Larus cachinnans 1CY-2CY-3CY PKAX September 2011, January-March 2012, April 2013, Minden, Germany. Picture: Armin Deutsch.

Yellow PKAX and metal PLG DN-27653; ringed as pullus on May 26 2011 at Kozielno, Paczkow, S-SW Poland, (50°29' N,  16°58' E).

Recoveries:

PKAX	26-5-2011	ZB. Kozielno, Paczkow	50°29' N	16°58' E
PKAX	13-9-2011	Deponie Pohlsche Heide	52°23' N	08°46' E
PKAX	13-10-2011	Deponie Pohlsche Heide	52°23' N	08°46' E
PKAX	18-1-2012	Deponie Pohlsche Heide	52°23' N	08°46' E
PKAX	28-3-2012	Deponie Pohlsche Heide	52°23' N	08°46' E
PKAX	2-4-2013	Deponie Pohlsche Heide	52°23'04"	08°46'53"

In this area are mixed breeding colonies (near Katowice), with far most birds breeding here are cachinnans, but in this area also records of very few michahellis from the south (e.g. ringed female from Italy) and argentatus from eastern Germany are possible (see PDF).

PKAX is classic cachinnans.

below: cachinnans 1CY PKAX September 13 2011, Deponie Pohlsche Heide - Minden, Germany (52°23'05N, 08°46'45E). Picture: Armin Deutsch.

Very long-legged and long-billed bird. Over half of the scapulars replaced, wing-coverts and tertials still juvenile.

below: cachinnans 2CY PKAX January 18 2012, Deponie Pohlsche Heide - Minden, Germany (52°23'05N, 08°46'45E). Picture: Armin Deutsch.

All scapulars, except a single feather, replaced, in wing-coverts single central MC and central LLC replaced, tertials still juvenile.

below: cachinnans 2CY PKAX March 28 2012, Deponie Pohlsche Heide - Minden, Germany (52°23'05N, 08°46'45E). Picture: Armin Deutsch.

Note venetian blind effect on inner primaries. P1-P10 still juvenile.

below: cachinnans 3CY PKAX April 02 2013, Deponie Pohlsche Heide - Minden, Germany (52°23'05N, 08°46'45E). Picture: Armin Deutsch.

Still no completely grey saddle. 2nd gen P10 without mirror (at least in left wing).