kHz
Contributeur
Geoffrey A. Keller Fichiers multimédias de ce contributeur
Date
06:26
Site d'observation
Summer Lake; Summer Lake National Wildlife Refuge
Lake, Oregon, United States
Fichiers multimédias de cet endroit Liste illustrée- Âge et sexe
- Adulte, sexe inconnu - 2
- Sons
- Cri
- Repasse
- Repasse non utilisée
Commentaires
NOTES: calls from concealed location near nest in wet sedge meadow BNA: Alarm Call (chip) is heard. CZ 02/06/2004. [Indeed, these are examples of the single "Chip" Alarm Call of BNA. Two birds are calling, said in voice announcement to be members of a pair. Quality unchanged (2-1) - CAM - 18 March 2005]. Other Behaviors: Emit Alarm. Habitat: Grassland.
Espèces additionnelles
- Red-winged Blackbird Agelaius phoeniceus
- Willet Tringa semipalmata
- Marsh Wren Cistothorus palustris
- American Coot (Red-shielded) Fulica americana (Red-shielded)
- Brown-headed Cowbird Molothrus ater
- Savannah Sparrow Passerculus sandwichensis
- American Avocet Recurvirostra americana
- Yellow-headed Blackbird Xanthocephalus xanthocephalus
Informations techniques
- Enregistreur
- UHER 4200 REPORT MONITOR
- Microphone
- Sennheiser MKH 106T
- Accessoires
- Roche Parabola 74cm/17.7cm (29.1in/7in)
Information d'archivage
- Catalogué
- 28 Nov 2000 - Matthew D. Medler
- Numérisé
- 28 Nov 2000 - Matthew D. Medler
- Édité
- 28 Nov 2000 - Matthew D. Medler