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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | Belonging | Records | Conservation status | Notes | ||
| 1 | Anseriformes | Anatidae | White-faced Whistling Duck | Sirirí Pampa | Irerê | Dendrocygna viduata | Native | 1 |
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| 2 | Silver Teal | Pato Capuchino | Marreca-cricri | Spatula versicolor | Native | 1 |
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| 3 | White-cheeked Pintail | Pato Gargantilla | Marreca-toicinho | Anas bahamensis | Native | 1 |
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| 4 | Falconiformes | Falconidae | Aplomado Falcon | Halcón Plomizo | Falcão-de-coleira | Falco femoralis | Native | 1 |
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| 5 | Passeriformes | Tyrannidae | Austral Negrito | Sobrepuesto Común | Colegial | Lessonia rufa | Native | 1 |
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| 6 | Thraupidae | Pampa Finch | Verdón | Sabiá-do-banhado | Embernagra platensis | Native | 1 |
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