Marbled Murrelet Identification

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The Four Keys to ID

  • Size & Shape

    A small, squat seabird with short neck and tail, giving the body a blocky shape. It has a thin, pointed bill, and in flight rather long, narrow wings.

    Relative Size

    Larger than a Red-necked Phalarope, notably smaller than a Common Murre.

    Relative Sizebetween robin and crowbetween robin and crow
    Measurements
    • Both Sexes
      • Length: 9.4-9.8 in (24-25 cm)
      • Weight: 9.1-12.6 oz (258-357 g)