Wales INNS portal

Crangonyx pseudogracilis Bousfield, 1963 sens. str. non-native

Species, Crustacean, Freshwater

• Occurrences: 34

Craspedacusta sowerbii Lankester, 1880 non-native

Species, Coelenterate (=cnidarian), Freshwater, terrestrial

• Occurrences: 4

Crepidula fornicata (Linnaeus, 1758) – American Slipper Limpet non-native

Species, Mollusc, Marine

Slipper limpet

Establishment status: GB Establishment Status - Established

Wales marine risk assessment: Monitoring: high

• Occurrences: 835

Ctenopharyngodon idella (Valenciennes, 1844) – Grass Carp

Species, Bony fish (Actinopterygii), Freshwater, terrestrial

Chinese Grass Carp, White Amur

• Occurrences: 19

Cyprinus carpio Linnaeus, 1758 – Common Carp non-native

Species, Bony fish (Actinopterygii), Freshwater, terrestrial

Carp, Cerpyn

Establishment status: GB Establishment Status - Established

• Occurrences: 144

Diadumene lineata (Verrill, 1869) – Orange-striped anemone non-native

Species, Coelenterate (=cnidarian), Marine

Establishment status: GB Establishment Status - Established

Wales marine risk assessment: Monitoring: medium

• Occurrences: 44

Didemnum vexillum Kott, 2002 non-native

Species, Tunicate (Urochordata), Marine

Establishment status: GB Establishment Status - Established

Wales marine risk assessment: Monitoring: high

• Occurrences: 29

Dikerogammarus haemobaphes (Eichwald, 1841) – Demon Shrimp non-native

Species, Crustacean, Freshwater, marine

Establishment status: GB Establishment Status - Established

Priority species for Wales: Long-term management

• Occurrences: 0

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

• Occurrences: 121

Dreissena polymorpha (Pallas, 1771) – Zebra Mussel non-native

Species, Mollusc, Freshwater

Establishment status: GB Establishment Status - Established

• Occurrences: 52

Dreissena rostriformis bugensis Andrusov, 1897 – Quagga Mussel non-native

Subspecies, Mollusc, Freshwater

Establishment status: GB Establishment Status - Established

Priority species for Wales: Prevention

• Occurrences: 0

Echinogammarus ischnus (Stebbing, 1899) non-native

Species, Crustacean, Freshwater, marine

Establishment status: GB Establishment Status - Absent

• Occurrences: 0

Echinogammarus trichiatus (Martynov, 1932) non-native

Species, Crustacean, Freshwater, marine

Establishment status: GB Establishment Status - Absent

• Occurrences: 0

Ensis leei M. Huber, 2015 – Jack knife clam non-native

Species, Mollusc, Marine

American jack knife clam, Razor shell

Establishment status: GB Establishment Status - Established

Wales marine risk assessment: Monitoring: medium

• Occurrences: 27

Ergasilus briani Markewitsch, 1932 non-native

Species, Crustacean, Freshwater, terrestrial

Establishment status: GB Establishment Status - Established

• Occurrences: 0

Ergasilus sieboldi von Nordmann, 1832 non-native

Species, Crustacean, Freshwater, terrestrial

Establishment status: GB Establishment Status - Established

• Occurrences: 0

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

• Occurrences: 16

Eusarsiella zostericola (Cushman, 1906) non-native

Species, Crustacean, Marine

Establishment status: GB Establishment Status - Established

• Occurrences: 5

Ferrissia (Petancylus) californica (Rowell, 1863) – Wautier's Limpet non-native

Species, Mollusc, Freshwater

Establishment status: GB Establishment Status - Established

• Occurrences: 9

Ficopomatus enigmaticus (Fauvel, 1923) non-native

Species, Annelid, Marine

Establishment status: GB Establishment Status - Established

Wales marine risk assessment: Monitoring: medium

• Occurrences: 60