glaucoides - kumlieni

(last update: January 26, 2012)
Coordinators:
Dave Brown (Canada)
Bruce Mactavish (Canada)
Chris Gibbins (Scotland)
Peter Adriaens (Belgium)
Mars Muusse (Netherlands)

PDF's
Ringed birds
Iris classification
Primary classification

1cy Aug - Dec

2cy January
2cy February
2cy Mar - Apr
2cy summer
2cy Sept - Dec

3cy January
3cy February
3cy Mar - Apr
3cy summer
3cy Sept - Dec

sub-ad Jan - Apr
sub-ad summer
sub-ad Sept - Dec

adult January
adult February
adult Mar - Apr
adult summer
adult Sept - Dec

Iceland Gull (glaucoides) 3cy, January 24 2012, Petten, the Netherlands. Pictures: Theo Muusse & Rob Halff.

Age 3cy: showing bi-coloured bill with pale base, pale brown iris, dark markings on most of the underwing coverts.

Primary category: --

Only few adult-like grey scapulars. Note pale primaries, with dark edge to P10 and very faint markings near the tips of outer primaries.

Below: January 24 2012, Petten, the Netherlands. Pictures: Rob Halff.

Below: January 24 2012, Petten, the Netherlands. Pictures: Theo Muusse.