Merlin

Long-tailed Jaeger Identification

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The Four Keys to ID

  • Size & Shape

    Slender seabird; the smallest of the three jaegers. Breeding adults have an exceptionally long, pointed tail. Bill is shorter and proportionally thicker than other jaegers.

    Relative Size

    Larger than a Bonaparte’s Gull, smaller than a Parasitic Jaeger.

    Relative Sizebetween crow and goosebetween crow and goose
    Measurements
    • Both Sexes
      • Length: 15.0-24.8 in (38-63 cm)
      • Weight: 7.7-12.1 oz (218-343 g)
      • Wingspan: 41.3-44.1 in (105-112 cm)