Slipper limpet
Crepidula fornicata
Status:
Established
Habitat:
Marine
Threats:
Habitat Alteration.
Smooth cordgrass
Spartina anglica
Status:
Established
Habitat:
Marine
Threats:
Negative impacts on native intertidal communities.
Wakame
Undaria pinnatifida
Status:
Established
Habitat:
Marine
Threats:
Habitat alteration. Loss of native biodiversity.
Water fern
Azolla filiculoides
Status:
Established
Habitat:
Freshwater
Threats:
Reduction of surface light reaching the benthos.
Water soldier
Stratiotes aloides L.
Status:
Established
Habitat:
Freshwater
Threats:
Spreads vegatively. Grows quickly and forms large mats.
Wire weed
Sargassum muticum
Status:
Established
Habitat:
Marine
Threats:
Competition with native species.
Zebra mussel
Dreissena polymorpha
Status:
Established
Habitat:
Freshwater
Threats:
Fouling, negative impacts on native species and local extinction of unionids.
Invasive Species Ireland

Invasive Species Ireland