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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 | Coscoroba Swan | Coscoroba | Capororoca | Coscoroba coscoroba | Native |
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| 3 | Black-necked Swan | Cisne Cuello Negro | Cisne-de-pescoço-preto | Cygnus melancoryphus | Native |
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| 4 | Chiloe Wigeon | Pato Overo | Marreca-oveira | Mareca sibilatrix | Native |
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| 5 | Gruiformes | Rallidae | Red-fronted Coot | Gallareta Escudete Rojo | Carqueja-de-escudo-vermelho | Fulica rufifrons | Native |
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| 6 | Charadriiformes | Laridae | Brown-hooded Gull | Gaviota Capucho Café | Gaivota-maria-velha | Chroicocephalus maculipennis | Native |
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| 7 | Suliformes | Phalacrocoracidae | Neotropic Cormorant | Biguá | Biguá | Nannopterum brasilianum | Native |
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| 8 | Pelecaniformes | Threskiornithidae | White-faced Ibis | Cuervillo de Cañada | Caraúna | Plegadis chihi | Native |
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| 9 | Ardeidae | Great Egret | Garza Blanca | Garça-branca-grande | Ardea alba | Native |
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