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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 | Stercorariidae | Parasitic Jaeger | Salteador Parásito | Mandrião-parasítico | Stercorarius parasiticus | Native |
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| 3 | Laridae | Sandwich Tern | Gaviotín Pico Amarillo | Thalasseus sandvicensis | Native |
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| 4 | Snowy-crowned Tern | Gaviotín Lagunero | Trinta-réis-de-coroa-branca | Sterna trudeaui | Native |
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| 5 | Brown-hooded Gull | Gaviota Capucho Café | Gaivota-maria-velha | Chroicocephalus maculipennis | Native |
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| 6 | Kelp Gull | Gaviota Cocinera | Gaivotão | Larus dominicanus | Native |
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| 7 | Falconiformes | Falconidae | Crested Caracara | Carancho | Carcará | Caracara plancus | Native |
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| 8 | Chimango Caracara | Chimango | Chimango | Daptrius chimango | Native |
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