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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 | Cinnamon Teal | Pato Colorado | Marreca-colorada | Spatula cyanoptera | Native | 1 |
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| 2 | Yellow-billed Pintail | Pato Maicero | Marreca-parda | Anas georgica | Native | 1 |
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| 3 | Yellow-billed Teal | Pato Barcino | Marreca-pardinha | Anas flavirostris | Native | 1 |
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| 4 | Ciconiiformes | Ciconiidae | Maguari Stork | Cigüeña Americana | Maguari | Ciconia maguari | Native | 1 |
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| 5 | Pelecaniformes | Ardeidae | Snowy Egret | Garcita Blanca | Garça-branca-pequena | Egretta thula | Native | 1 |
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