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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | Belonging | Conservation status | Notes | ||
| 1 | Anseriformes | Anatidae | Crested Duck | Pato Crestón | Lophonetta specularioides | Native |
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| 2 | Charadriiformes | Haematopodidae | Blackish Oystercatcher | Ostrero Negro | Haematopus ater | Native |
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| 3 | Laridae | South American Tern | Gaviotín Sudamericano | Trinta-réis-de-bico-vermelho | Sterna hirundinacea | Native |
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| 4 | Dolphin Gull | Gaviota Gris | Leucophaeus scoresbii | Native |
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| 5 | Procellariiformes | Procellariidae | White-chinned Petrel | Petrel Barba Blanca | Pardela-preta | Procellaria aequinoctialis | Native |
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| 6 | Suliformes | Phalacrocoracidae | Imperial Shag | Cormorán Imperial | Leucocarbo atriceps | Native |
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| 7 | Pelecaniformes | Ardeidae | Black-crowned Night Heron | Garza Bruja | Socó-dorminhoco | Nycticorax nycticorax | Native |
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| 8 | Passeriformes | Passeridae | House Sparrow | Gorrión Común | Pardal | Passer domesticus | Exotic |