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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 | Coscoroba Swan | Coscoroba | Capororoca | Coscoroba coscoroba | Native | 1 |
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| 3 | Ciconiiformes | Ciconiidae | Wood Stork | Tuyuyú | Cabeça-seca | Mycteria americana | Native | 1 |
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| 4 | Suliformes | Phalacrocoracidae | Neotropic Cormorant | Biguá | Biguá | Nannopterum brasilianum | Native | 1 |
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| 5 | Pelecaniformes | Threskiornithidae | Roseate Spoonbill | Espátula Rosada | Colhereiro | Platalea ajaja | Native | 1 |
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| 6 | Accipitriformes | Accipitridae | Snail Kite | Caracolero | Gavião-caramujeiro | Rostrhamus sociabilis | Native | 2 |
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| 7 | Falconiformes | Falconidae | Chimango Caracara | Chimango | Chimango | Daptrius chimango | Native | 1 |
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