Wales INNS portal

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

Species, Mollusc, Marine

Establishment status: GB Establishment Status - Not established

• Occurrences: 0

Aulacomya ater (Molina, 1782) – Magellan Mussel non-native

Species, Mollusc, Marine

Establishment status: GB Establishment Status - Not established

• Occurrences: 0

Corbicula fluminalis Müller, 1774 non-native

Species, Mollusc

Establishment status: GB Establishment Status - Absent

• Occurrences: 0

Corbicula fluminea (O. F. Müller, 1774) non-native

Species, Mollusc, Freshwater

Establishment status: GB Establishment Status - Established

Priority species for Wales: Management

• Occurrences: 7

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: 864

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

Species, Mollusc, Freshwater

Establishment status: GB Establishment Status - Established

• Occurrences: 53

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

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: 26

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

Species, Mollusc, Freshwater

Establishment status: GB Establishment Status - Established

• Occurrences: 10

Magallana gigas (Thunberg, 1793) – Pacific Oyster non-native

Species, Mollusc, Marine

Establishment status: GB Establishment Status - Established

Wales marine risk assessment: Monitoring: medium

• Occurrences: 223

Marstoniopsis insubrica (Küster, 1853) – Taylor's Spire Snail non-native

Species, Mollusc, Freshwater

• Occurrences: 4

Menetus (Dilatata) dilatatus (Gould, 1841) – Trumpet Ramshorn non-native

Species, Mollusc, Freshwater

Establishment status: GB Establishment Status - Established

• Occurrences: 74

Mercenaria mercenaria (Linnaeus, 1758) – Qahog non-native

Species, Mollusc, Marine

Hard-shelled clam, American hard-shelled clam

Establishment status: GB Establishment Status - Established

• Occurrences: 19

Mizuhopecten yessoensis (Jay, 1857) non-native

Species, Mollusc, Marine

• Occurrences: 0

Mulinia lateralis (Say, 1822) non-native

Species, Mollusc, Marine

• Occurrences: 0

Mya arenaria Linnaeus, 1758 – Sand Gaper non-native

Species, Mollusc, Marine

Soft-shelled clam, Soft clam, Sand-gaper

Establishment status: GB Establishment Status - Established

• Occurrences: 567

Mytilopsis leucophaeata (Conrad, 1831) – False Dark Mussel non-native

Species, Mollusc, Freshwater

Establishment status: GB Establishment Status - Established

• Occurrences: 10

Ocinebrellus inornatus (Récluz, 1851) non-native

Species, Mollusc, Marine

Establishment status: GB Establishment Status - Absent

Wales marine risk assessment: Surveillance: high

• Occurrences: 0

Ostrea chilensis Philippi, 1844 non-native

Species, Mollusc, Marine

Establishment status: GB Establishment Status - Established

• Occurrences: 11

Petricolaria pholadiformis (Lamarck, 1818) – American Piddock non-native

Species, Mollusc, Marine

Establishment status: GB Establishment Status - Established

• Occurrences: 9