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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | Belonging | Records | Conservation status | Notes | ||
| 1 | Anseriformes | Anatidae | Silver Teal | Pato Capuchino | Marreca-cricri | Spatula versicolor | Native | 1 |
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| 2 | Charadriiformes | Scolopacidae | Lesser Yellowlegs | Pitotoy Chico | Maçarico-de-perna-amarela | Tringa flavipes | Native | 1 |
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| 3 | Pelecaniformes | Ardeidae | Black-crowned Night Heron | Garza Bruja | Socó-dorminhoco | Nycticorax nycticorax | Native | 1 |
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| 4 | Passeriformes | Furnariidae | Rufous Hornero | Hornero | João-de-barro | Furnarius rufus | Native | 1 |
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| 5 | Rodentia | Echimyidae | Coypu | Coipo | Ratão-do-banhado | Myocastor coypus | Native | 1 |
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