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) 4cy, January 21 - February 19 2012, Brouwersdam, the Netherlands. Pictures: Pim Wolf, Theo Muusse & Luuk Punt.

Age 4cy: showing almost clean bill with dark spot on lower mandible, several greater coverts and rectrices with brown markings. Iris pale straw-yellow in this individual. Faint pale brown wash on outer-web of primaries, no sub-terminal markings..

Primary category: --

Below: 4cy, February 15 2012, Brouwersdam, the Netherlands. Pictures: Theo Muusse.

Below: 4cy, February 19 2012, Brouwersdam, the Netherlands. Pictures: Pim Wolf.

Below: 4cy, February 15 2012, Brouwersdam, the Netherlands. Pictures: Pim Wolf.

 

Below: 4cy, January 21 2012, Brouwersdam, the Netherlands. Pictures: Luuk Punt.