kHz
Bidragsyter
Leonard J. Peyton Media from this contributor
Dato
16:15
Lokalitet
Eagle Summit - Mile 105 (gravel pit) - Steese Highway
Alaska, United States
Media from this location Illustrert sjekkliste- Age and sex
- Adult hunn - 1; Adult hann - 5
- Lyder
- Sang
- Lydavspilling
- Playback not used
Kommentarer
NOTES: Purpose of sound: all males were singing in close relation to each other; Behavior accompanying vocalization: gliding down from about 100ft. up or perched on a rock; When not vocalizing, birds were feeding BNA: Advertising Song is heard. CZ 08/06/2004. Habitat: Tundra.
Teknisk informasjon
- Opptaker
- NAGRA III
- Mikrofon
- Sennheiser MKH 104
- Tilbehør
- Parabola 99.1cm/30.5cm (39in/12in)
Arkivinformasjon
- Katalogisert
- 22 May 2001 - Lauren A. Serafin
- Digitalisert
- 22 May 2001 - Lauren A. Serafin
- Redigert
- 13 Feb 1991 - Heather Wood