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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | Belonging | Conservation status | Notes | ||
| 1 | Anseriformes | Anatidae | Cinnamon Teal | Pato Colorado | Marreca-colorada | Spatula cyanoptera | Native |
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| 2 | Podicipediformes | Podicipedidae | Pied-billed Grebe | Macá Pico Grueso | Mergulhão-caçador | Podilymbus podiceps | Native |
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| 3 | Gruiformes | Rallidae | Common Gallinule | Pollona Negra | Galinha-d’água | Gallinula galeata | Native |
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| 4 | Suliformes | Phalacrocoracidae | Neotropic Cormorant | Biguá | Biguá | Nannopterum brasilianum | Native |
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| 5 | Pelecaniformes | Ardeidae | Least Bittern | Mirasol Chico | Socoí-vermelho | Botaurus exilis | Native |
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| 6 | Passeriformes | Tyrannidae | Many-colored Rush Tyrant | Tachurí Sietecolores | Papa-piri | Tachuris rubrigastra | Native |
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