-
Aethia cristatella – Crested Auklet non-native
Species, Bird, Marine
-
Aix galericulata – Mandarin Duck non-native
Species, Bird, Freshwater, marine, terrestrial
Mandarin, Hwyaden Gribog, Hwyaid Cribog
-
Alopochen aegyptiaca – Egyptian Goose non-native
Species, Bird, Freshwater, marine, terrestrial
Gwydd yr Aifft, Gwyddau yr Aifft
-
Anser brachyrhynchus – Pink-footed Goose non-native
Species, Bird, Freshwater, marine, terrestrial
gèadh dearg-chasach, Gwydd Troetbinc, Gwyddau Troetbinc, geòidh dhearga-chasach
-
Anser erythropus – Lesser White-fronted Goose non-native
Species, Bird, Marine, terrestrial
Gwydd Dalcen-Wen Leiaf, Gwyddau Talcen-Wyn Lleiaf
-
Anser fabalis – Taiga Bean Goose non-native
Species, Bird, Freshwater, marine, terrestrial
-
Aythya nyroca – Ferruginous Duck non-native
Species, Bird, Freshwater, marine, terrestrial
Hwyaden Lygadwen, Hwyaid Llygadwyn
-
Branta bernicla – Brent Goose non-native
Species, Bird, Freshwater, marine, terrestrial
Brant Goose, gèadh-ghot, guirnean, guirneanan, Gwydd Ddu, Gwyddau Du, geòidh-ghot
-
Branta ruficollis – Red-breasted Goose non-native
Species, Bird, Marine, terrestrial
Gwydd Frongoch, Gwyddau Brongoch
-
Bucephala albeola – Bufflehead non-native
Species, Bird, Marine, terrestrial
-
Chionis albus – Snowy Sheathbill non-native
Species, Bird, Marine
-
Chroicocephalus cirrocephalus – Grey-headed Gull non-native
Species, Bird, Freshwater, marine, terrestrial
-
Chroicocephalus novaehollandiae – Silver Gull non-native
Species, Bird, Freshwater, marine, terrestrial
-
Chroicocephalus saundersi – Saunders's Gull non-native
Species, Bird, Freshwater, marine, terrestrial
-
Ichthyaetus hemprichii – Sooty Gull non-native
Species, Bird, Freshwater, marine, terrestrial
-
Ichthyaetus leucophthalmus – White-eyed Gull non-native
Species, Bird, Freshwater, marine, terrestrial
-
Ichthyaetus relictus – Relict Gull non-native
Species, Bird, Freshwater, marine, terrestrial
-
Nannopterum auritum – Double-crested Cormorant non-native
Species, Bird, Freshwater, marine
-
Netta rufina – Red-crested Pochard non-native
Species, Bird, Freshwater, marine, terrestrial
Hwyaden Gribgoch, Hwyaid Cribgoch
-
Sternula balaenarum – Damara Tern non-native
Species, Bird, Marine