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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | Belonging | Conservation status | Notes | ||
| 1 | Charadriiformes | Scolopacidae | Hudsonian Godwit | Becasa de Mar | Maçarico-de-bico-virado | Limosa haemastica | Native |
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| 2 | Accipitriformes | Accipitridae | Long-winged Harrier | Gavilán Planeador | Gavião-do-banhado | Circus buffoni | Native |
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| 3 | Passeriformes | Tyrannidae | Yellow-browed Tyrant | Suirirí Amarillo | Suiriri-pequeno | Satrapa icterophrys | Native |
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| 4 | Furnariidae | Sulphur-bearded Reedhaunter | Curutié Ocráceo | Arredio-de-papo-manchado | Limnoctites sulphuriferus | Native |
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| 5 | Troglodytidae | Grass Wren | Ratona Aperdizada | Corruíra-do-campo | Cistothorus platensis | Native |
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| 6 | Carnivora | Mustelidae | Lesser Grison | Hurón Menor | Furão-pequeno | Galictis cuja | Native |
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