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

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

1st cycle (juvenile): August

 Ring-billed Gull delawarensis juvenile, August 26 2006, Copper Harbor, MI. Picture: John Avise.
Ring-billed Gull delawarensis juvenile, August 28 2013, Sandy Point, West Haven, CT. Picture: Keith Mueller.
Ring-billed Gull delawarensis 1st cycle (1CY), August 29 2013, Boat ramp - Stratford, Madison. Picture: Keith Mueller.
Ring-billed Gull delawarensis 1st cycle (1CY), August 24 2014, East Chicago, IL. Picture: Amar Ayyash.
Ring-billed Gull delawarensis 1st cycle (1CY), August 24 2014, East Chicago, IL. Picture: Amar Ayyash.
Ring-billed Gull delawarensis 1st cycle (1CY), August 24 2014, East Chicago, IL. Picture: Amar Ayyash.
Ring-billed Gull delawarensis 1st cycle (1CY), August 24 2014, East Chicago, IL. Picture: Amar Ayyash.
Ring-billed Gull delawarensis 1st cycle (1CY), August 24 2014, East Chicago, IL. Picture: Amar Ayyash.
Ring-billed Gull delawarensis juvenile, August 07 2012, Miquelon Lake - Camrose, Alberta, Canada. Picture: Gerry Beyersbergen.
Ring-billed Gull delawarensis juvenile, August 08 2003, Ann Arbor, Michigan. Picture: Thomas Rumley.
Ring-billed Gull delawarensis juvenile, August 02 2012, Chicago, IL. Picture: Amar Ayyash.
Ring-billed Gull delawarensis 1st cycle (1CY), August 24 2014, East Chicago, IL. Picture: Amar Ayyash.
Ring-billed Gull delawarensis 1st cycle (1CY), August 24 2014, East Chicago, IL. Picture: Amar Ayyash.
Ring-billed Gull delawarensis 1st cycle (1CY), August 24 2014, East Chicago, IL. Picture: Amar Ayyash.
Ring-billed Gull delawarensis 1st cycle (1CY), August 24 2014, East Chicago, IL. Picture: Amar Ayyash.
Ring-billed Gull delawarensis 1st cycle (1CY), August 24 2014, East Chicago, IL. Picture: Amar Ayyash.
Ring-billed Gull delawarensis 1st cycle (1CY), August 2013, Ontario, Canada. Picture: Lou-Anne Bidal.
Ring-billed Gull delawarensis juvenile, August 30 2012, Bergen County, New Jersey. Picture: Corey Finger.