Forster's Tern, Sterna forsteri

Recording AV#14766. USA: Montana; Phillips Co., Bowdoin National Wildlife Refuge (48.41, -107.72)
recorded by Pamela C. Rasmussen

Recording Characterization

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Graphic Sound Analysis
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Sonogram of recording #AV 14766
AVoCet catalog #AV14766
Audio duration (s)3.2
ID confidence and determination100%
seen well
Other identified bird speciesAgelaius phoeniceus
Sound types presentsplash
Grade of best portiongood
Playback usedno

Individual Characterization

Determined by: plumage
Behaviordiving from air
Group size1
Same individual as in other cuts in same spatiotemporal group?same group


Recording dateMay 13, 2012
Time recorded (24h)14:21h
LocationUSA: Montana; Phillips Co., Bowdoin National Wildlife Refuge (48.41, -107.72)
Coordinates determined by: estimate from Google Earth
Elevation (m)675
Determined by: estimate from Google Earth
Weatherhot, sunny, windy
Habitatlarge prairie lake

Additional Information

Recordist namePamela C. Rasmussen
Copyright/permissionscopyright by recordist, freely available for non-commercial use with attribution
Recording EquipmentNagra Ares BB+, Sennheiser ME-67/K6