ML 49544

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Northern Hawk Owl (American) -- Surnia ulula caparoch More
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Age/Sex
Identification
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Behavior
Note

1 Unknown  

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Leonard J Peyton
29 Apr 1970 at 00:00

    Geography
  • United States
    Alaska
    Fairbanks North Star County
    Locality
  • Near junction of Bellaine Rd. and Goldstream Rd.
    Latitude/Longitude
  • 64.9333333   -147.8666667
    Elevation
  • 267 meters
    Channels
  • Mono
    Sampling Rate
    Bit Depth
    Recorders
  • NAGRA III
    Microphones
  • Sennheiser MKH 104
    Accessories
  • Parabola 99.1cm/30.5cm (39in/12in)
    Equipment Note

NOTES: Purpose of sound: calling from a night perch; Behavior accompanying vocalization: perched about 50ft. up in a dead spruce; When not vocalizing, the bird was preening; The screech was used after playback of birds own call.

BNA: Advertising Call (ulululululululul) is heard. Alarm Call or Screeching Call (the 2-part screech: screeeeee-yip) is also possibly heard between 34-38 seconds. CZ 04/05/2004.

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