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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | Belonging | Conservation status | Notes | ||
| 1 | Anura | Odontophrynidae | Escuercito Común | Odontophrynus asper | Native | |||||
| 2 | Charadriiformes | Charadriidae | Two-banded Plover | Chorlito Doble Collar | Batuíra-de-coleira-dupla | Anarhynchus falklandicus | Native |
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| 3 | Scolopacidae | Lesser Yellowlegs | Pitotoy Chico | Maçarico-de-perna-amarela | Tringa flavipes | Native |
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| 4 | Greater Yellowlegs | Pitotoy Grande | Maçarico-grande-de-perna-amarela | Tringa melanoleuca | Native |
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| 5 | Laridae | Sandwich Tern | Gaviotín Pico Amarillo | Thalasseus sandvicensis | Native |
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| 6 | Royal Tern | Gaviotín Real | Trinta-réis-real | Thalasseus maximus | Native |
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| 7 | Passeriformes | Tyrannidae | Bran-colored Flycatcher | Mosqueta Estriada | Filipe | Myiophobus fasciatus | Native |
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| 8 | Thraupidae | Double-collared Seedeater | Corbatita Común | Coleirinho | Sporophila caerulescens | Native |
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| 9 | Rodentia | Ctenomyidae | Dune Tuco-tuco | Tucu Tucu del Sur | Ctenomys australis | Native |
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