Larus cachinnans

(last update: February 16, 2013)

Peter Adriaens (Belgium)
Ies Meulmeester (Netherlands)


cachinnans plumages

Larus cachinnans 1P57 adult, May 16 2013, Wytyckie Lake - Urszulin, Poland. Picture: Łukasz Bednarz ringing team.

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

Breeding bird trapped at the nest. Adult, with dense speckling in iris. Red orbital ring and gape. No red on upper mandible; no black on the upper and no black on the lower mandible. Yellow legs.
Deep white tongue on P10, and broad black band on P5; no black spot on P4. P1-P2 dropped, P1 growing; PMS=4.