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 08 - 27 2012, Katwijk, the Netherlands. Pictures: Ed Schouten, Rene van Rossum, Jaap Engberts & Luuk Wanders.

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.

below: January 08 2012, Katwijk, the Netherlands. Pictures: Ed Schouten.

below: January 09 2012, Katwijk, the Netherlands. Pictures: Rene van Rossum.

below, January 14 2012, Katwijk, the Netherlands. Pictures: Jaap Engberts.

below, January 14 2012, Katwijk, the Netherlands. Pictures: Luuk Wanders.

below: January 23 2012, Katwijk, the Netherlands. Pictures: Ed Schouten.

below, January 27 2012, Katwijk, the Netherlands. Pictures: Jaap Engberts.