Nyanza Swift, Apus niansae niansae

Recording AV#4371. Ethiopia: Amhara Region; Blue Nile Gorge (10.06, 38.22)
recorded by Pamela C. Rasmussen

Recording Characterization

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Graphic Sound Analysis
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Sonogram of recording #AV 4371
AVoCet catalog #AV4371
Audio duration (s)8.8
ID confidence and determination100%
seen well; not very deep tail fork, not very black, rather brown, with distinctly paler wing panels; only likely dark-rumped Apus sp. here in summer. No refs but very like other Apus
Sound types presentcall
Grade of best portionaverage
rather faint, brief
Playback usedno

Individual Characterization

Group sizeseveral flying around
Same individual as in other cuts in same spatiotemporal group?same group


Recording dateJune 22, 2009
Time recorded (24h)9:50h
LocationEthiopia: Amhara Region; Blue Nile Gorge (10.06, 38.22)
Coordinates determined by: Google Earth
Elevation (m)1500
Determined by: estimate from Google Earth
Weatheralmost 100% clear, sunny, breezy, 70F
Habitatsteep rocky slopes with a lot of bush cover

Additional Information

Recordist namePamela C. Rasmussen
Copyright/permissionscopyright by recordist; freely available with attribution
Recording EquipmentNagra Ares BB+, Sennheiser ME-66
Editing Informationnoise reduction