Larus cachinnans

(last update: February 16, 2013)

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

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cachinnans plumages

Larus cachinnans 1P35 adult, May 2013; Wytyckie Lake, July 2013, Stara Wies landfill & April 2014, Łęczna 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 1P35 adult, May 15 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; black on the upper and black on the lower mandible. Pink legs with yellow hue.
Deep white tongue on P10, and broad black band on P5; no black spot on P4. P1-P2 dropped; PMS=2.

below: Larus cachinnans 1P35 adult, July 22 2013, Stara Wies landfill, Poland. Picture: Łukasz Bednarz ringing team.

Smaller pupil makes eye paler, and black on the bill disappeared over summer.

below: Larus cachinnans 1P35 adult, April 17 2014, Łęczna landfill, Poland. Picture: Łukasz Bednarz.

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

Caspian Gull from the Wytyckie Lake, here at the landfill near Łęczna.