Larus cachinnans

(last update: February 16, 2013)

Greg Neubauer
Marcin Przymencki
Albert de Jong
Mars Muusse


cachinnans plumages

Larus cachinnans hybrid 3CY XTFX January 23 2017, Scheveningen, the Netherlands.

Green XTFX and metal DEH Hiddensee EA-203086, ringed as pullus on June 09 2015 in a mixed colony of Gräbendorfer See - Brandenburg, eastern Germany (51,42N 14,06E). Location holds a mixed colony of argentatus and cachinnans mostly.

In this bird, strong dominance of cachinnans: advanced partial autumn moult, flat gonys angle,and head shape. Streaked head and pattern on GC and LC batter match Herring Gull or even Yellow-legged Gull.