ML 49910

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Northern Hawk Owl -- Surnia ulula More
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Age/Sex
Identification
Solicitation
Behavior
Note

1 Unknown  

100%

Sight and Sound

 

 

 

Sound stimulation was (other): Previously recorded songs.  

Leonard J Peyton
27 Jun 1972 at 15:00

    Geography
  • United States
    Alaska
    Locality
  • Nelson's Clearwater off the Salchakat Slough -south of Fairbanks
    Latitude/Longitude
  • 64.75   -147.9166667
    Elevation
  • 142 meters
    Habitats
  • Forest
    Channels
  • Mono
    Sampling Rate
    Bit Depth
    Recorders
  • NAGRA III
    Microphones
  • Sennheiser MKH 104
    Accessories
  • Parabola 99.1cm/30.5cm (39in/12in)
    Equipment Note

NOTES: Bird attracted to and induced to sing by playback of previosuly recorded songs; Purpose of Sound: singing in defense of nesting territory; Behavior Accompanying Vocalization: Perched 40ft. up in a live Birch tree.; When not vocalizing, bird was perched 60ft. up in the top of a dead Birch tree.; A young Great Gray Owl was in a burlap bag in the boat and it popped its Bill.

BNA: Advertising Call (ulululululululul) is heard. Another call is also heard (possibly the Alarm Call or Screeching Call). CZ 04/05/2004.

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