Tag: Allegheny River

  • 149-02-2019 Harlequin Duck Allegheny

    Species: Harlequin Duck (Histrionicus histrionicus) Number of Individuals observed:  1 Date of Sighting:  11/16/2019 County :   Allegheny Location :  Allegheny River at boardwalk off St. Charles Ct. GPS Coordinates:  40.496257, […]

  • 149-01-2015 Harlequin Duck Warren

    Species:  Harlequin Duck Histrionicus histrionicus Number of Individuals:   1 Date of Sighting:   3-14-2015 County :    Warren Location :    On the Allegheny River in downtown Warren, just downstream from the confluence […]

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