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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | Belonging | Conservation status | Notes | ||
| 1 | Charadriiformes | Haematopodidae | American Oystercatcher | Ostrero Común | Piru-piru | Haematopus palliatus | Native |
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| 2 | Thinocoridae | Least Seedsnipe | Agachona Chica | Agachadeira-mirim | Thinocorus rumicivorus | Native | ||||
| 3 | Laridae | Kelp Gull | Gaviota Cocinera | Gaivotão | Larus dominicanus | Native |
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| 4 | Procellariiformes | Procellariidae | Sooty Shearwater | Pardela Oscura | Bobo-escuro | Ardenna grisea | Native |
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| 5 | Suliformes | Sulidae | Peruvian Booby | Piquero Peruano | Sula variegata | Native |
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| 6 | Phalacrocoracidae | Neotropic Cormorant | Biguá | Biguá | Nannopterum brasilianum | Native |
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| 7 | Pelecaniformes | Pelecanidae | Peruvian Pelican | Pelícano Peruano | Pelecanus thagus | Native |
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| 8 | Passeriformes | Tyrannidae | Austral Negrito | Sobrepuesto Común | Colegial | Lessonia rufa | Native |
| ||
| 9 | Passeridae | House Sparrow | Gorrión Común | Pardal | Passer domesticus | Exotic | ||||
| 10 | Thraupidae | Diuca Finch | Diuca Común | Diuca | Diuca diuca | Native |
| |||
| 11 | Grassland Yellow Finch | Misto | Tipio | Sicalis luteola | Native |
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