Showing 1 - 20 of 233 results
  1. Acartia (Acanthacartia) tonsa Dana, 1849 non-native

    Species, Crustacean, Marine, terrestrial

  2. Acartia (Acartiura) margalefi Alcaraz, 1976 non-native

    Species, Crustacean, Marine, terrestrial

  3. Achtheres percarum Nordmann, 1832 non-native

    Species, Crustacean, Freshwater, marine, terrestrial

  4. Acipenser baerii Brandt, 1869 non-native

    Species, Bony fish (Actinopterygii), Freshwater, marine, terrestrial

  5. Acipenser ruthenus Linnaeus, 1758 non-native

    Species, Bony fish (Actinopterygii), Freshwater, marine, terrestrial

  6. Aequipecten heliacus (Dall, 1925) non-native

    Species, Mollusc, Marine

  7. Aethia cristatella (Pallas, 1769) – Crested Auklet non-native

    Species, Bird, Marine

  8. Aix galericulata (Linnaeus, 1758) – Mandarin Duck non-native

    Species, Bird, Freshwater, marine, terrestrial

    Mandarin, Hwyaden Gribog, Hwyaid Cribog

  9. Alitta succinea (Leuckart, 1847) non-native

    Species, Annelid, Marine

  10. Alopochen aegyptiaca (Linnaeus, 1766) – Egyptian Goose non-native

    Species, Bird, Freshwater, marine, terrestrial

    Gwydd yr Aifft, Gwyddau yr Aifft

  11. Ameiurus melas (Rafinesque, 1820) – Black Bullhead non-native

    Species, Bony fish (Actinopterygii), Freshwater, marine, terrestrial

  12. Ammothea hilgendorfi (Böhm, 1879) non-native

    Species, Sea spider (Pycnogonida), Marine

  13. Amphibalanus amphitrite (Darwin, 1854) non-native

    Species, Crustacean, Marine

  14. Amphibalanus improvisus (Darwin, 1854) non-native

    Species, Crustacean, Marine

  15. Amphibalanus reticulatus Utinomi, 1967 non-native

    Species, Crustacean, Marine

  16. Anguillicoloides crassus (Kuwahara, Niimi & Itagaki, 1974) non-native

    Species, Roundworm (Nematoda), Freshwater, marine

  17. Anomia simplex d'Orbigny, 1853 non-native

    Species, Mollusc, Marine

  18. Anser brachyrhynchus Baillon, 1834 – Pink-footed Goose non-native

    Species, Bird, Freshwater, marine, terrestrial

    gèadh dearg-chasach, Gwydd Troetbinc, Gwyddau Troetbinc, geòidh dhearga-chasach

  19. Anser erythropus (Linnaeus, 1758) – Lesser White-fronted Goose non-native

    Species, Bird, Marine, terrestrial

    Gwydd Dalcen-Wen Leiaf, Gwyddau Talcen-Wyn Lleiaf

  20. Anser fabalis (Latham, 1787) sensu stricto – Taiga Bean Goose non-native

    Species, Bird, Freshwater, marine, terrestrial