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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 | Fulvous Whistling Duck | Sirirí Colorado | Marreca-caneleira | Dendrocygna bicolor | Native | 1 |
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| 3 | Ringed Teal | Pato de Collar | Marreca-de-coleira | Callonetta leucophrys | Native | 1 |
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| 4 | Rosy-billed Pochard | Pato Picazo | Marrecão | Netta peposaca | Native | 1 |
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| 5 | Red Shoveler | Pato Cuchara | Marreca-colhereira | Spatula platalea | Native | 1 |
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| 6 | Chiloe Wigeon | Pato Overo | Marreca-oveira | Mareca sibilatrix | Native | 1 |
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| 7 | Yellow-billed Pintail | Pato Maicero | Marreca-parda | Anas georgica | Native | 1 |
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| 8 | Yellow-billed Teal | Pato Barcino | Marreca-pardinha | Anas flavirostris | Native | 1 |
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| 9 | Gruiformes | Rallidae | Red-gartered Coot | Gallareta Ligas Rojas | Carqueja-de-bico-manchado | Fulica armillata | Native | 1 |
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