Wales INNS portal

This page provides information on the 348 invasive non-native species currently of most interest to Wales
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Priority species for Wales: Long-term management
Habitat: terrestrial
Lifeforms: Crustaceans

Taxa
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Showing 1 - 2 of 2 taxa

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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
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
- Occurrences: 256

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[counting] records from [counting] taxa
Presence Absence

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