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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | Belonging | Conservation status | Notes | ||
| 1 | Mugiliformes | Mugilidae | Mullet | Lisa | Mugil brasiliensis | Native | ||||
| 2 | Veneroida | Mesodesmatidae | Almeja Amarilla | Amarilladesma mactroides | Native | |||||
| 3 | Neogastropoda | Olividae | Oliva Oreja | Olivancillaria auricularia | Native | |||||
| 4 | Charadriiformes | Charadriidae | Two-banded Plover | Chorlito Doble Collar | Batuíra-de-coleira-dupla | Anarhynchus falklandicus | Native |
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| 5 | Laridae | Royal Tern | Gaviotín Real | Trinta-réis-real | Thalasseus maximus | Native |
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| 6 | Grey-headed Gull | Gaviota Capucho Gris | Gaivota-de-cabeça-cinza | Chroicocephalus cirrocephalus | Native |
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| 7 | Olrog´s Gull | Gaviota Cangrejera | Gaivota-de-rabo-preto | Larus atlanticus | Native |
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| 8 | Kelp Gull | Gaviota Cocinera | Gaivotão | Larus dominicanus | Native |
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| 9 | Falconiformes | Falconidae | Chimango Caracara | Chimango | Chimango | Daptrius chimango | Native |
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