Species: Black-headed Gull (Chroicocephalus ridibundus)

Number of Individuals observed:  1

Date of Sighting: 12/26/2016

County :   Philadelphia

Location :  John Heinz NWR

GPS Coordinates: 39.890209, -75.261185

Observer(s): Michael Walter, Pamela Barton

Date of Submission:   12/27/2016

Submitted by: Michael Walter

Written Description:             Yes     Photo:            Yes     Specimen:     no   Recording: no

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