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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | Belonging | Conservation status | Notes | ||
| 1 | Anseriformes | Anatidae | Yellow-billed Pintail | Pato Maicero | Marreca-parda | Anas georgica | 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 | Red-gartered Coot | Gallareta Ligas Rojas | Carqueja-de-bico-manchado | Fulica armillata | Native |
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| 4 | White-winged Coot | Gallareta Chica | Carqueja-de-bico-amarelo | Fulica leucoptera | Native |
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| 5 | Charadriiformes | Recurvirostridae | Black-necked Stilt | Tero Real | Pernilongo-de-costas-negras | Himantopus mexicanus | Native | |||
| 6 | Suliformes | Phalacrocoracidae | Neotropic Cormorant | Biguá | Biguá | Nannopterum brasilianum | Native |
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| 7 | Pelecaniformes | Threskiornithidae | White-faced Ibis | Cuervillo de Cañada | Caraúna | Plegadis chihi | Native |
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| 8 | Ardeidae | Snowy Egret | Garcita Blanca | Garça-branca-pequena | Egretta thula | Native |
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| 9 | Strigiformes | Strigidae | Buff-fronted Owl | Lechucita Canela | Caburé-acanelado | Aegolius harrisii | Native |
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