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Masked Duck (Nomonyx dominicus)


Pato Fierro (Nomonyx dominicus)
Author's comments:

Ejemplar macho encontrado en un bañado con mucha vegetación sobre de la ruta, cerca de Álvarez de Toledo. La tarde anterior lo escuché hacer el despliegue territorial.
Partido de Saladillo, provincia de Buenos Aires.

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Juan Atenzio
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RECORD
Kingdom: Animalia
Phylum / Division: Chordata
Class: Aves
Order: Anseriformes
Family: Anatidae
Scientific name: Nomonyx dominicus
English Name: Masked Duck
Spanish Name: Pato Fierro
Portuguese Name: Marreca-de-bico-roxo
BirdLife International:
  Least Concern (LC)  
Sex: Male
Life stage: Adult
Registration date: 25/11/2025
Country: Argentina
Province / Department: Buenos Aires
Location or protected area: Saladillo
Detailed location: Álvarez de Toledo
Coordinates - Detailed location: -35.635235, -59.625299
Altitude - Detailed location: 37 m a.s.l.
Location accuracy: Medium
Belonging: Native
Condition: Wild
Certainty: Heard, Photographed
Reproduction information: No
PHOTOGRAPHY
Photography ID: 661069 View Full Record
Publication date: 11/28/2025 12:45:19
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