Showing 1 - 20 of 22 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. Astacus astacus (Linnaeus, 1758) – Noble Crayfish non-native

    Species, Crustacean, Freshwater, terrestrial

    Establishment status: GB Establishment Status - Not established

  4. Astacus leptodactylus Eschscholtz, 1823 – Turkish Crayfish non-native

    Species, Crustacean, Freshwater, terrestrial

    Establishment status: GB Establishment Status - Established

  5. Caecidotea communis (Say, 1818) non-native

    Species, Crustacean, Freshwater, marine, terrestrial

    Establishment status: GB Establishment Status - Established

  6. Chelicorophium curvispinum (G.O. Sars, 1895) non-native

    Species, Crustacean, Freshwater, marine, terrestrial

    Establishment status: GB Establishment Status - Established

  7. Dikerogammarus villosus (Sowinsky, 1894) – Killer Shrimp non-native

    Species, Crustacean, Freshwater, terrestrial

    Establishment status: GB Establishment Status - Established

    Priority species for Wales: Long-term management

  8. Ergasilus briani Markewitsch, 1932 non-native

    Species, Crustacean, Freshwater, terrestrial

    Establishment status: GB Establishment Status - Established

  9. Ergasilus sieboldi von Nordmann, 1832 non-native

    Species, Crustacean, Freshwater, terrestrial

    Establishment status: GB Establishment Status - Established

  10. Eriocheir sinensis H. Milne Edwards, 1853 – Chinese Mitten Crab non-native

    Species, Crustacean, Freshwater, marine, terrestrial

    Establishment status: GB Establishment Status - Established

    Wales marine risk assessment: Monitoring: high

  11. Faxonius rusticus (Girard, 1852) – Rusty Crayfish non-native

    Species, Crustacean, Freshwater, terrestrial

  12. Hemimysis anomala G.O. Sars, 1907 non-native

    Species, Crustacean, Freshwater, marine, terrestrial

    Establishment status: GB Establishment Status - Established

  13. Monocorophium sextonae (Crawford, 1937) non-native

    Species, Crustacean, Marine, terrestrial

    Establishment status: GB Establishment Status - Established

  14. Neoergasilus japonicus (Harada, 1930) non-native

    Species, Crustacean, Freshwater, terrestrial

    Establishment status: GB Establishment Status - Established

  15. Orconectes limosus (Rafinesque, 1817) – Spiny-cheek Crayfish non-native

    Species, Crustacean, Freshwater, terrestrial

    Establishment status: GB Establishment Status - Established

    Priority species for Wales: Prevention

  16. Orconectes virilis (Hagen, 1870) – Virile Crayfish non-native

    Species, Crustacean, Freshwater, terrestrial

    Establishment status: GB Establishment Status - Established

    Priority species for Wales: Prevention

  17. Pacifastacus leniusculus (Dana, 1852) – Signal Crayfish non-native

    Species, Crustacean, Freshwater, terrestrial

    American Signal Crayfish

    Establishment status: GB Establishment Status - Established

    Priority species for Wales: Long-term management

  18. Procambarus acutus Girard, 1852 non-native

    Species, Crustacean, Freshwater, terrestrial

    Establishment status: GB Establishment Status - Established

  19. Procambarus clarkii (Girard, 1852) – Red Swamp Crayfish non-native

    Species, Crustacean, Freshwater, terrestrial

    Establishment status: GB Establishment Status - Established

    Priority species for Wales: Prevention

  20. Procambarus fallax (Hagen, 1870) – Deceitful Crayfish non-native

    Species, Crustacean, Freshwater, terrestrial

[counting] records from [counting] taxa

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