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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | Belonging | Conservation status | Notes | ||
| 1 | Charadriiformes | Laridae | European Herring Gull | Gaviota Argéntea | Larus argentatus | Native |
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| 2 | Great Black-backed Gull | Gaviota Dorsinegra Mayor | Larus marinus | Native |
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| 3 | Suliformes | Sulidae | Northern Gannet | Alcatraz Común | Morus bassanus | Native |
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| 4 | Phalacrocoracidae | European Shag | Cormorán Moñudo | Gulosus aristotelis | Native |
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