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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | Belonging | Conservation status | Notes | ||
| 1 | Anseriformes | Anatidae | Lake Duck | Pato Zambullidor Chico | Marreca-pé-na-bunda | Oxyura vittata | Native |
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| 2 | Gruiformes | Rallidae | Red-fronted Coot | Gallareta Escudete Rojo | Carqueja-de-escudo-vermelho | Fulica rufifrons | Native |
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| 3 | Red-gartered Coot | Gallareta Ligas Rojas | Carqueja-de-bico-manchado | Fulica armillata | Native |
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| 4 | Passeriformes | Tyrannidae | Tufted Tit-Tyrant | Cachudito Pico Negro | Anairetes parulus | Native |
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| 5 | Furnariidae | Sharp-billed Canastero | Canastero Coludo | Lenheiro-de-rabo-comprido | Asthenes pyrrholeuca | Native |
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| 6 | Troglodytidae | Grass Wren | Ratona Aperdizada | Corruíra-do-campo | Cistothorus platensis | Native |
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