glaucoides - kumlieni

(last update: January 26, 2012)

Coordinators:
Dave Brown (Canada)
Bruce Mactavish (Canada)
Chris Gibbins (Scotland)
Peter Adriaens (Belgium)
Mars Muusse (Netherlands)

Iceland Gull (kumlieni) H5 2nd - 5th cycle (3CY - 6CY), 2013 - 2016, Quidi Vidi Lake, St. John's, Newfoundland. Picture: Lancy Cheng, Frank King & Alvan Buckley.

Banding data pending. Yellow H5, probably banded in winter on January 18 2013, in St. John's, Newfoundland (LAT: 47.80833; LON: -52.80833).

below: Iceland Gull (kumlieni) H5 5th cycle (6CY), January 30 2016, Quidi Vidi Lake, St. John's, Newfoundland. Picture: Frank King.

Frank's photostream on Flickr.

below: Iceland Gull (kumlieni) H5 5th cycle (6CY), January 21 2016, Quidi Vidi Lake, St. John's, Newfoundland. Picture: Frank King.

below: Iceland Gull (kumlieni) H5 4th cycle (5CY), January 14 2015, Quidi Vidi Lake, St. John's, Newfoundland. Picture: Lancy Cheng.

Age adult, probably 4th cycle (5CY) in winter. Dark iris and only weak gonys spot on lower mandible.

Wingtip darkness score: difficult to estimate with overexposure by white snow, estimation is 2 - medium grey (Estimated Kodak 7-10). In the study by Howell & Mactavish, about 77% of Kumlien's Gulls in New Foundland belong to this category, see Table 1.

Wingtip scoring for dark markings on P5-P10: 0-2-4-5-4-1. See Plate 1 for explanation.

Wingtip pattern category: Type M, Stage 4, darker grey or more extensive grey marks on the outer five primaries with complete subterminal bands on zero to three primaries.
See primary patterns for explanation. In the study by Howell & Mactavish, about 55% of Kumlien's Gulls in New Foundland belong to this category, see Table 2.

below: Iceland Gull (kumlieni) H5 4th cycle (5CY), January 15 2015, Quidi Vidi Lake, St. John's, Newfoundland. Picture: Alvan Buckley.

below: Iceland Gull (kumlieni) H5 3rd cycle (3CY), December 31 2013, Quidi Vidi Lake, St. John's, Newfoundland. Picture: Alvan Buckley.

Band on the bill and some pattern on the greater coverts.

below: Iceland Gull (kumlieni) H5 2nd cycle (3CY). February 03 2013, Quidi Vidi Lake, St. John's, Newfoundland. Picture: Lancy Cheng.

Age 2nd cycle (3CY): showing dark bill tip with pink base and 2nd gen pattern on the outer primaries.
Primary category: --
Still not many grey scaps in this bird.