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El hornero  2009 

Descripción de la técnica de buceo del Pato de Torrente (Merganetta armata) en el Parque Nacional Nahuel Huapi, Argentina

Keywords: diving technique, food search, merganetta armata, torrent duck.

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Abstract:

we describe the torrent duck's (merganetta armata) diving technique from deep and shallow waters in two rivers of the north-western patagonia, through 36 observations on 3 individuals. we discuss the possibility that this diving technique is a stereotyped behaviour. we relate the feeding behaviour to the habits of the main preys from the area.

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