Larus cachinnans

(last update: February 16, 2013)

Greg Neubauer
Marcin Przymencki
Albert de Jong
Mars Muusse


cachinnans plumages

Larus cachinnans 1CY, 2CY & 7CY female KE74 2006, 2007 & 2012, Germany, Poland & Belarus. Picture: Jürgen Steudtner, Ruud Altenburg & Dmitry Goncharov.

Bird ringed red KE74 and BYM DA-00163, ringed as pullus on June 19 2006 at Gatovo - Minsk district, Belarus, (53.47'00''N, 027.40'00''E). Again in the mixed rooftop breeding colony in Minsk, with breeding cachinnans, argentatus and fuscus, breeding colony of mixed species "Larus argentatus-complex".

below: cachinnans 7CY female KE74 May 04 2012, Gatovo - Minsk district, Belarus. Picture: Dmitry Goncharov.

Probably pure female cachinnans.

below: cachinnans 2CY female KE74 May 23 2007, Łubna landfill, Poland. Picture: Ruud Altenburg.

Probably pure cachinnans, with heavily notched GC and tertial fringes. Bird in active complete moult, MC row missing, upper TT missing.

below: cachinnans 1CY female KE74 November 01 2006, Leipzig, Germany. Picture: Jürgen Steudtner.

No coverts and no tertials replaced.