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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 | Coscoroba Swan | Coscoroba | Capororoca | Coscoroba coscoroba | Native | 1 |
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| 2 | Black-necked Swan | Cisne Cuello Negro | Cisne-de-pescoço-preto | Cygnus melancoryphus | Native | 1 |
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| 3 | Charadriiformes | Recurvirostridae | Black-necked Stilt | Tero Real | Himantopus mexicanus | Native | 1 | ||||
| 4 | Scolopacidae | Greater Yellowlegs | Pitotoy Grande | Maçarico-grande-de-perna-amarela | Tringa melanoleuca | Native | 1 |
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| 5 | Falconiformes | Falconidae | Spot-winged Falconet | Halconcito Gris | Falcãozinho-cinza | Spiziapteryx circumcincta | Native | 1 |
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| 6 | Passeriformes | Cotingidae | White-tipped Plantcutter | Cortarramas | Corta-ramos | Phytotoma rutila | Native | 1 |
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| 7 | Thraupidae | Pampa Finch | Verdón | Sabiá-do-banhado | Embernagra platensis | Native | 1 |
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