delawarensis Ring-billed Gull

(last update: 10-03-2014 )

Coordinators:
Keith Mueller
Amar Ayyash
Mars Muusse

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1cy June
1cy July
1cy Aug
1cy Sept
1cy Oct
1cy Nov
1cy Dec

2cy Jan
2cy Feb
2cy March
2cy April
2cy May
2cy June
2cy July
2cy Aug
2cy Sept
2cy Oct
2cy Nov
2cy Dec

3cy Jan
3cy Feb
3cy March
3cy April
3cy May
3cy June
3cy July
3cy Aug
3cy Sept
3cy Oct
3cy Nov
3cy Dec

adult Jan
adult Feb
adult March
adult April
adult May
adult June
adult July
adult Aug
adult Sept
adult Oct
adult Nov
adult Dec

Ring-billed Gull delawarensis 0834-19990 1st cycle (2CY), May 15 2016, Birdseye Boat Ramp, Stratford, CT (41.17919 -73.12482). Picture: Donna Rae Caporaso.

Ring-billed Gull banded with metal Federal band # 0834-19990; banded as pullus (HY 2015) on June 22 2015, location: NEAR CONSTANTIA, OSWEGO COUNTY, NEW YORK, USA (which is on the border of the Oneida Lake).

All scaps replaced for grey feathers. Upper tertial and inner two median coverts replaced as well. Otherwise in juvenile (heavily worn) plumage, with juvenile (= 1st generation) flight feathers.