Larus cachinnans

(last update: February 16, 2013)

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cachinnans PDF

cachinnans rings

cachinnans plumages

1cy August
1cy September
1cy October
1cy November
1cy December

2cy January
2cy February
2cy March
2cy April
2cy May
2cy June
2cy July
2cy August
2cy September
2cy October
2cy November
2cy December

3cy January
3cy February
3cy March
3cy April
3cy May
3cy June
3cy July
3cy August
3cy September
3cy October
3cy November
3cy December

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
adult October
adult November
adult December

Larus cachinnans 1CY-2CY PCTN October 2012 - March 2013, Deponie Pohlsche Heide - Minden, Germany (52°23'05N, 08°46'45E). Picture: Armin Deutsch.

Yellow PCTN and metal (PLG) DN28028, ringed as pullus on May 10 2012 at Wyspa na Wisle, Kepa Nadbrzeska, Poland, (50°01' N,  21°13' E). This is a breeding colony in S Poland (near Tarnów), with most birds breeding here cachinnans, but in this area also single records of few michahellis are possible (see PDF). PCTN is classic cachinnans. Probably male.

Recoveries:

PCTN	DN 28028		10-5-2012	Wyspa na Wisle, Kepa Nadbrzeska	pull	50°01' N	21°13' E
PCTN	DN 28028		8-10-2012	Deponie Pohlsche Heide	1cy	52°23' N	08°46' E
PCTN	DN 28028		6-11-2012	Deponie Pohlsche Heide	1cy	52°23' N	08°46' E
PCTN	DN 28028		19-11-2012	Deponie Pohlsche Heide	1cy	52°23' N	08°46' E
PCTN	DN 28028		21-3-2013	Deponie Pohlsche Heide	2cy	52°23' N	08°46' E

below: cachinnans 1CY PCTN October 08 2012, Deponie Pohlsche Heide - Minden, Germany (52°23'05N, 08°46'45E). Picture: Armin Deutsch.

Extensive moult in coverts.

below: upper TT, inner GC, many MC and LC now moulted in post-juvenile moult. Probably male, together with Herring Gull and Lesser Black-backed Gull.

below: note dark pattern on inner primaries, lacking venetain blind effect, as inner webs are also relatively dark.

below: classic tail for cachinnans.

below: very dominant, probably male.

below: cachinnans 1CY PCTN November 19 2012, Deponie Pohlsche Heide - Minden, Germany (52°23'05N, 08°46'45E). Picture: Armin Deutsch.

Extensive moult in coverts and upper tertials now finished. Together with 1CY Herring Gull.

below: cachinnans 2CY PCTN March 21 2013, Deponie Pohlsche Heide - Minden, Germany (52°23'05N, 08°46'45E). Picture: Armin Deutsch.

Now primaries are older and more bleached, still no obvious venetian blind effect in inner primaries in this cachinnans.