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Harlequin Duck Identification

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The Four Keys to ID

  • Size & Shape

    Harlequin Ducks are small, compact waterfowl with a large, rounded head, small bill, and a steep forehead.

    Relative Size

    Larger than a Bufflehead, smaller than a Mallard.

    Relative Sizecrow sizedcrow-sized

    • Male
      • Length: 13.4-18.1 in (34-46 cm)
      • Weight: 17.3-26.8 oz (490-760 g)
      • Wingspan: 22.1-26.0 in (56-66 cm)
    • Female
      • Length: 13.0-16.5 in (33-42 cm)
      • Weight: 16.6-23.6 oz (470-670 g)