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 Common Pochard  Aythya ferina

 

 Sonogram of female Pochard call in flight

Walthamstow Reservoirs, London, England  6 May 2013

Call from a female in flight.

[File name: pochardLS110890e] Click here for the MP3 file


     

 

Sonogram of male Pochard display song

Walthamstow Reservoirs, London, England  6 May 2013

Displaying male vocalisation.

[File name: pochardLS110891ecut] Click here for the MP3 file


     

     

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