Larus cachinnans

(last update: February 16, 2013)

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

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cachinnans plumages

Larus cachinnans 1P13 adult, May 2013 & June 2014, Wytyckie Lake & September 20 2014, Stara Wies Landfill, Poland. Picture: Łukasz Bednarz ringing team.

Please visit Łukasz's BLOG for beautiful drawings and up-to-date gull news from eastern Poland: Wildlife art and illustration

For 2012, breeding location of 150 pairs cachinnans, of which 54 adults ringed and 158 pulli in 2012 (pers comm. Łukasz Bednarz).

below: Larus cachinnans 1P13 adult, May 14 2013, Wytyckie Lake - Urszulin, Poland. Picture: Łukasz Bednarz ringing team.

Breeding bird trapped at the nest. Adult, with dense speckling in iris. Red orbital ring and gape. No red on upper mandible; faint black on the upper and faint black on the lower mandible. Pink legs with yellow hue.
Medium white tongue on P10 (relatively much black in P10, also with full sub-terminal band), and broad band on P5; black spot on P4. P1-P2 dropped, P1 growing; PMS=3.

below: Larus cachinnans 1P13 adult, June 10 2014, Wytyckie Lake - Urszulin, Poland. Picture: Łukasz Bednarz ringing team.

Back again. Note classic cachinnans tongue pattern, ending squarish.

below: Larus cachinnans 1P13 adult, September 20 2014, Stara Wies Landfill, Poland. Picture: Łukasz Bednarz ringing team.

P7/-.