Black Tern, Chlidonias niger

Recording AV#7943. Canada: Ontario; Point Pelee, marsh boardwalk (41.9682, -82.5303)
recorded by Pamela C. Rasmussen

Recording Characterization

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Graphic Sound Analysis
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Sonogram of recording #AV 7943
AVoCet catalog #AV7943
Audio duration (s)19.1
ID confidence and determination100%
seen well, photographed
Other identified bird speciesAgelaius phoeniceus
Other noisepeople
Sound types presentcalls
Grade of best portiongood
Playback usedno

Individual Characterization

Determined by: breeding plumage
Behaviorflying around in chases
Group size3
Same individual as in other cuts in same spatiotemporal group?same group


Recording dateMay 15, 2010
Time recorded (24h)10:25h
LocationCanada: Ontario; Point Pelee, marsh boardwalk (41.9682, -82.5303)
Coordinates determined by: GPS
Elevation (m)168
Determined by: GPS
Habitatextensive cattail marsh

Additional Information

Recordist namePamela C. Rasmussen
Copyright/permissionscopyright by recordist, freely available with attribution
Recording EquipmentNagra Ares BB+, Sennheiser ME-66/K6