back to the Gull ID MainPage


Iceland x Thayer's Gull hybrid (Kumlien's Gull) (glaucoides x thayeri)

See this page for a note on taxonomy and a proposed Thayer's/Kumlien's/Iceland scoring system.


IMAGES:

First Cycle
Second Cycle
Third Cycle
Adult


DESCRIPTION:

Iceland x Thayer's Gull hybrid (Kumlien's Gull) (...) glaucoides x thayeri

BILL SHAPE: ...
HEAD SHAPE: ...
WING EXTENSTION: ...
POSTURE/HABITS: ...
FIRST WINTER SECOND WINTER THIRD WINTER ADULT WINTER
BILL COLOR: ... ... ... ...
LEG COLOR: ... ... ... ...
IRIS/ORB RING: dark ... ... ...
HEAD: ... ... ... ...
UNDERPARTS: ... ... ... ...
PRIMARIES
(folded):
... ... ... ...
PRIMARIES
(in flight):
... ... ... variable, often w/ thin dark gray (may be nearly black) line on outer webs of P8-10 and subterm bands on P6 or 7 through 9 (never on P5 like Thayer's); large white mirrors (terminal on P10) on P6-10; nearly all white from below
SECONDARIES
(in flight):
... ... ... ...
TERTIALS: ... ... ... ...
GREATER COVERTS: ... ... ... adult gray
LESSER & MED COVERTS: ... ... ... adult gray
SCAPULARS: ... ... ... ...
BACK: ... ... ... ...
RUMP: ... ... ... white
TAIL: ... ... ... white

The was table created by Steve Hampton and is intended to futher our knowledge of gull identification. Please email me at shampton@ospr.dfg.ca.gov if you have any suggestions for updating or improving this table. Thanks.