Yellow-legged Gull - Larus michahellis

(last update: October 08 2013)

Delfín González
Gabriel Martín
Antonio Gutierrez
Amir Ben Dov
Mars Muusse

Yellow-legged Gull michahellis 2CY 15BH January 09 2012, Jakuševec landfill, Zagreb, Croatia. Picture: ringing team Luka Jurinovic.

Ringed michahellis from Croatia, codes may be used for winter trapping on landfill near Zagreb, hence no provenance on origin or exact age.

Note streaked head, especially behind eye, high thick bill, clean outerwebs of R6, weak Venetian blind effect, barred underwing coverts, extensive dark centres of scapulars.

2CY cachinnans for comparison, from the same date, same location: 22BH. Small bird. Note: not much streaking on white head, new grey scapulars showing just a dark shaft streak, pale brown-grey tone to plumage, Venetian blind effect on inner primaries and apical spots on outerwebs of inner primaries, simple pattern on (inner) greater coverts, pale underwing and underparts, broad tail-band of evenly width towards outer rectrices and multiple subterminal bands on outerweb of R6.