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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | Belonging | Records | Conservation status | Notes | ||
| 1 | Ephemeroptera | Ephemeridae | Southern Giant Mayfly | Efémera Gigante Pintada | Hexagenia albivitta | Native | 1 | ||||
| 2 | Charadriiformes | Chionidae | Snowy Sheathbill | Paloma Antártica | Pomba-antártica | Chionis albus | Native | 1 |
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| 3 | Laridae | Olrog´s Gull | Gaviota Cangrejera | Gaivota-de-rabo-preto | Larus atlanticus | Native | 1 |
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| 4 | Sphenisciformes | Spheniscidae | Magellanic Penguin | Pingüino Patagónico | Pinguim-de-magalhães | Spheniscus magellanicus | Native | 1 | |||
| 5 | Carnivora | Otariidae | South American Fur Seal | Lobo Marino de Dos Pelos | Arctocephalus australis | Native | 1 |
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| 6 | South American Sea Lion | Lobo Marino de Un Pelo | Leão-marinho-da-patagônia | Otaria flavescens | Native | 1 |
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| 7 | Phocidae | Southern Elephant Seal | Elefante Marino del Sur | Mirounga leonina | Native | 1 |
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