Showing 1 - 20 of 130 taxa
  1. Acartia (Acanthacartia) tonsa Dana, 1849 non-native

    Species, Crustacean, Marine, terrestrial

    Establishment status: GB Establishment Status - Established

  2. Achtheres percarum Nordmann, 1832 non-native

    Species, Crustacean, Freshwater, marine, terrestrial

    Establishment status: GB Establishment Status - Unknown

  3. Acipenser baerii Brandt, 1869 non-native

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

    Establishment status: GB Establishment Status - Absent

  4. Acipenser gueldenstaedtii Brandt & Ratzeburg, 1833

    Species, Bony fish (Actinopterygii), Marine, terrestrial

  5. Acipenser nudiventris Lovetsky, 1828

    Species, Bony fish (Actinopterygii), Marine, terrestrial

  6. Acipenser ruthenus Linnaeus, 1758 non-native

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

    Establishment status: GB Establishment Status - Unknown

  7. Agardhiella subulata (C.Agardh) Kraft & M.J.Wynne, 1979 non-native

    Species, Alga, Marine

    Establishment status: GB Establishment Status - Established

  8. Agarophyton vermiculophyllum (Ohmi) Gurgel, J.N.Norris & Fredericq, 2018 non-native

    Species, Alga, Marine

    Establishment status: GB Establishment Status - Absent

    Wales marine risk assessment: Surveillance: high

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

    Species, Bird, Freshwater, marine, terrestrial

    Mandarin, Hwyaden Gribog, Hwyaid Cribog

    Establishment status: GB Establishment Status - Established

  10. Alexandrium catenella (Whedon & Kofoid) Balech, 1985 non-native

    Species, Protozoan, Marine

    Establishment status: GB Establishment Status - Unknown

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

    Species, Bird, Freshwater, marine, terrestrial

    Gwydd yr Aifft, Gwyddau yr Aifft

    Establishment status: GB Establishment Status - Established

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

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

    Establishment status: GB Establishment Status - Established

    Priority species for Wales: Prevention

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

    Species, Sea spider (Pycnogonida), Marine

    Establishment status: GB Establishment Status - Established

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

    Species, Crustacean, Marine

    Establishment status: GB Establishment Status - Established

    Wales marine risk assessment: Surveillance: high

  15. Amphibalanus reticulatus Utinomi, 1967 non-native

    Species, Crustacean, Marine

  16. Antithamnionella spirographidis (Schiffner) E.M.Wollaston, 1968 non-native

    Species, Alga, Marine

    Establishment status: GB Establishment Status - Established

  17. Antithamnionella ternifolia (J.D.Hooker & Harvey) Lyle, 1922 non-native

    Species, Alga, Marine

    Establishment status: GB Establishment Status - Established

  18. Arcuatula senhousia (Benson, 1842) – Asian Mussel non-native

    Species, Mollusc, Marine

    Establishment status: GB Establishment Status - Not established

  19. Asparagopsis armata Harvey, 1855 – Harpoon Weed non-native

    Species, Alga, Marine

    Establishment status: GB Establishment Status - Established

  20. Asterias amurensis Lutken, 1871

    Species, Echinoderm, Marine

[counting] records from [counting] taxa

This map contains both point- and grid-based occurrences at different resolutions