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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | Belonging | Records | Conservation status | Notes | ||
| 1 | Anseriformes | Anhimidae | Southern Screamer | Chajá | Tachã | Chauna torquata | Native | 1 |
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| 2 | Anatidae | Silver Teal | Pato Capuchino | Marreca-cricri | Spatula versicolor | Native | 1 |
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| 3 | Podicipediformes | Podicipedidae | White-tufted Grebe | Macá Común | Mergulhão-de-orelha-branca | Rollandia rolland | Native | 1 |
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| 4 | Columbiformes | Columbidae | Picazuro Pigeon | Paloma Picazuró | Pomba-asa-branca | Patagioenas picazuro | Native | 1 |
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| 5 | Gruiformes | Rallidae | Red-gartered Coot | Gallareta Ligas Rojas | Carqueja-de-bico-manchado | Fulica armillata | Native | 1 |
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| 6 | Ciconiiformes | Ciconiidae | Wood Stork | Tuyuyú | Cabeça-seca | Mycteria americana | Native | 1 |
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| 7 | Maguari Stork | Cigüeña Americana | Maguari | Ciconia maguari | Native | 1 |
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| 8 | Suliformes | Phalacrocoracidae | Neotropic Cormorant | Biguá | Biguá | Nannopterum brasilianum | Native | 1 |
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