Larus cachinnans

(last update: February 16, 2013)

Greg Neubauer
Marcin Przymencki
Albert de Jong
Mars Muusse


cachinnans plumages

Larus cachinnans adult, July 03 2012, Baku landfill, Azerbaijan. Picture: Chris Gibbins.

Long pale tongue on underside of P10, medial band just thinner than length of mirror+tip. Large mirror on P10, small sub-terminal black spot. Large mirror on P9.
Speckling category: 5-10%. Colour of iris: whitish yellow.
Red gape and orbital ring. Yellowish legs.
Measurement of bill dimension from picture: 2,81 = very long and slim, with little/no visible gonydeal angle (L:D ratio >2.8) = trait score 0.