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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 | Crested Duck | Pato Crestón | Lophonetta specularioides | Native | 1 |
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| 2 | Charadriiformes | Charadriidae | Two-banded Plover | Chorlito Doble Collar | Batuíra-de-coleira-dupla | Anarhynchus falklandicus | Native | 1 |
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| 3 | Laridae | South American Tern | Gaviotín Sudamericano | Trinta-réis-de-bico-vermelho | Sterna hirundinacea | Native | 1 |
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| 4 | Suliformes | Phalacrocoracidae | Rock Shag | Cormorán Cuello Negro | Leucocarbo magellanicus | Native | 1 |
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| 5 | Imperial Shag | Cormorán Imperial | Leucocarbo atriceps | Native | 1 |
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