Pacific Loon Identification

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Adult Description

  • Large waterbird, medium-sized loon.
  • Long body.
  • Rounded head and nape.
  • Relatively thin, pointed bill.
  • Dark flanks.

Immature Description

Similar to nonbreeding adults; dark gray upperparts and white throat, chest, and belly.
Relative Size

Relative Sizebetween crow and goosebetween crow and goose
  • Both Sexes
    • Length: 22.8-29.1 in (58-74 cm)
    • Weight: 35.3-88.2 oz (1000-2500 g)
    • Wingspan: 43.3-50.4 in (110-128 cm)