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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | Belonging | Conservation status | Notes | ||
| 1 | Anseriformes | Anhimidae | Southern Screamer | Chajá | Tachã | Chauna torquata | Native |
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| 2 | Charadriiformes | Recurvirostridae | Black-necked Stilt | Tero Real | Pernilongo-de-costas-negras | Himantopus mexicanus | Native | |||
| 3 | Charadriidae | Southern Lapwing | Tero Común | Quero-quero | Vanellus chilensis | Native |
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| 4 | Laridae | Brown-hooded Gull | Gaviota Capucho Café | Gaivota-maria-velha | Chroicocephalus maculipennis | Native |
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| 5 | Ciconiiformes | Ciconiidae | Wood Stork | Tuyuyú | Cabeça-seca | Mycteria americana | Native |
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| 6 | Maguari Stork | Cigüeña Americana | Maguari | Ciconia maguari | Native |
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| 7 | Suliformes | Phalacrocoracidae | Neotropic Cormorant | Biguá | Biguá | Nannopterum brasilianum | Native |
| ||
| 8 | Pelecaniformes | Threskiornithidae | White-faced Ibis | Cuervillo de Cañada | Caraúna | Plegadis chihi | Native |
| ||
| 9 | Roseate Spoonbill | Espátula Rosada | Colhereiro | Platalea ajaja | Native |
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