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 Jan - Febr
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

Kumlien's Gull (kumlieni) 1st cycle (1CY), November 12 2013, Unity Park, Tuner's Falls, Franklin Co. MA. Picture: James P. Smith.

First-cycle Iceland in juvenile plumage. Note outer primaries darker than inner ones, broad tail-band and dark secondary centres.

See als James's blog.