Species listed by the Red Book of Vertebrates in Portugal

Actitis hypoleucos
common sandpiper
Anguilla anguilla
European eel
Circus aeruginosus
Western Marsh-harrier
Conger conger
European conger
Dicentrarchus labrax
European seabass
Diplodus sargus
white seabream
Falco peregrinus
Peregrine Falcon
Petromyzon marinus
Sea lamprey
Phalacrocorax aristotelis
European shag
Pleuronectes platessa
European plaice
Podiceps nigricollis
black-necked grebe
Sterna hirundo
common tern
Sterna sandvicensis
Sandwich tern
Trisopterus luscus
Pouting