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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 | Rosy-billed Pochard | Pato Picazo | Marrecão | Netta peposaca | Native |
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| 4 | Brazilian Teal | Pato Cutirí | Marreca-ananaí | Amazonetta brasiliensis | Native |
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| 5 | Silver Teal | Pato Capuchino | Marreca-cricri | Spatula versicolor | Native |
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| 6 | Podicipediformes | Podicipedidae | White-tufted Grebe | Macá Común | Mergulhão-de-orelha-branca | Rollandia rolland | Native |
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| 7 | Suliformes | Phalacrocoracidae | Neotropic Cormorant | Biguá | Biguá | Nannopterum brasilianum | Native |
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| 8 | Pelecaniformes | Ardeidae | Cocoi Heron | Garza Mora | Garça-moura | Ardea cocoi | Native |
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| 9 | Passeriformes | Tyrannidae | Great Kiskadee | Benteveo Común | Bem-te-vi | Pitangus sulphuratus | Native |
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| 10 | Fringillidae | Hooded Siskin | Cabecitanegra Común | Pintassilgo | Spinus magellanicus | Native |
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