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

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adult Aug
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adult Oct
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adult Dec

Ring-billed Gull delawarensis 0604-99926 adult, November 02 2010 & August 02 2012, Montrose Beach, IL. Picture: Amar Ayyash.

See Amar's blog.

Band Number: 0604-99926. Species: RING-BILLED GULL. Date banded: 05/08/2007. Banding Location: NR CHICAGO, COOK COUNTY, ILLINOIS, USA. Age: HATCHED IN 2006 OR EARLIER. Sex: MALE.

Read about the wing-tagging programme HERE.

below: delawarensis 0604-99926 adult, August 02 2012, Montrose Beach, IL. Picture: Amar Ayyash.

Bird in complete moult: P5/P8.

below: delawarensis 0604-99926 adult, November 02 2010, Montrose Beach, IL. Picture: Amar Ayyash.

This individual had its eggs oiled at the Dime Pier colony (directly south of Navy Pier).