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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | Belonging | Conservation status | Notes | ||
| 1 | Anseriformes | Anatidae | Coscoroba Swan | Coscoroba | Capororoca | Coscoroba coscoroba | Native |
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| 2 | Charadriiformes | Chionidae | Snowy Sheathbill | Paloma Antártica | Pomba-antártica | Chionis albus | Native |
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| 3 | Laridae | Snowy-crowned Tern | Gaviotín Lagunero | Trinta-réis-de-coroa-branca | Sterna trudeaui | Native |
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| 4 | Brown-hooded Gull | Gaviota Capucho Café | Gaivota-maria-velha | Chroicocephalus maculipennis | Native |
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| 5 | Dolphin Gull | Gaviota Gris | Leucophaeus scoresbii | Native |
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| 6 | Kelp Gull | Gaviota Cocinera | Gaivotão | Larus dominicanus | Native |
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| 7 | Procellariiformes | Procellariidae | Southern Fulmar | Petrel Plateado | Pardelão-prateado | Fulmarus glacialoides | Native | |||
| 8 | Falconiformes | Falconidae | Chimango Caracara | Chimango | Chimango | Daptrius chimango | Native |
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