Larus cachinnans

(last update: February 16, 2013)

Coordinator:
Greg Neubauer
Marcin Przymencki
Albert de Jong
Mars Muusse

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cachinnans plumages

Larus cachinnans adult, June 28 2012, Baku landfill, Azerbaijan. Picture: Chris Gibbins.

Large mirror on P10.
Speckling category: >75%. Colour of iris: dark.
Red gape and orbital ring. Yellowish legs.
Measurement of bill dimension from picture: 2,92 = very long and slim, with little/no visible gonydeal angle (L:D ratio >2.8) = trait score 0.