Coordinators:
Dave Brown (Canada)
Bruce Mactavish (Canada)
Chris Gibbins (Scotland)
Peter Adriaens (Belgium)
Mars Muusse (Netherlands)
PDF's
Iris classification
Primary classification
1cy Aug - Dec
2cy Jan - Febr
2cy Mar - Apr
2cy summer
2cy Sept - Dec
3cy Jan - Febr
3cy Mar - Apr
3cy summer
3cy Sept - Dec
sub-ad Jan - Apr
sub-ad summer
sub-ad Sept - Dec
adult Jan - Febr
adult Mar - Apr
adult summer
adult Sept - Dec
|
Iceland Gull (glaucoides) 3cy, February 06 2008, Peterhead, Scotland. Picture: Chris Gibbins.
Age 3cy, 2nd winter: showing bi-coloured bill with pale base, pale amber-yellow iris, dark markings on most of the coverts and tertials.
Primary category: --
Bird in dark end of the spectrum: much mottling and patterning on body and coverts. Outer primaries paler part of the bird.


|