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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | Belonging | Conservation status | Notes | ||
| 1 | Anseriformes | Anatidae | White-faced Whistling Duck | Sirirí Pampa | Irerê | Dendrocygna viduata | Native |
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| 2 | Yellow-billed Pintail | Pato Maicero | Marreca-parda | Anas georgica | Native |
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| 3 | Charadriiformes | Recurvirostridae | Black-necked Stilt | Tero Real | Pernilongo-de-costas-negras | Himantopus mexicanus | Native | |||
| 4 | Pelecaniformes | Ardeidae | Whistling Heron | Chiflón | Maria-faceira | Syrigma sibilatrix | Native |
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| 5 | Snowy Egret | Garcita Blanca | Garça-branca-pequena | Egretta thula | Native |
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| 6 | Great Egret | Garza Blanca | Garça-branca-grande | Ardea alba | Native |
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