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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | Belonging | Records | Conservation status | Notes | ||
| 1 | Podicipediformes | Podicipedidae | White-tufted Grebe | Macá Común | Mergulhão-de-orelha-branca | Rollandia rolland | Native | 1 |
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| 2 | Pied-billed Grebe | Macá Pico Grueso | Mergulhão-caçador | Podilymbus podiceps | Native | 1 |
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| 3 | Great Grebe | Macá Grande | Mergulhao-grande o chorona | Podiceps major | Native | 1 |
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| 4 | Gruiformes | Rallidae | Red-gartered Coot | Gallareta Ligas Rojas | Carqueja-de-bico-manchado | Fulica armillata | Native | 1 |
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| 5 | Charadriiformes | Recurvirostridae | Black-necked Stilt | Tero Real | Himantopus mexicanus | Native | 1 | ||||
| 6 | Laridae | Snowy-crowned Tern | Gaviotín Lagunero | Trinta-réis-de-coroa-branca | Sterna trudeaui | Native | 1 |
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