African clawed frog
Xenopus laevis
Status:
Potential
Habitat:
Freshwater
Threats:
Competes with and predates on native species. Clogs water pipes and invade houses. A vector for parasites.
Alligator weed
Alternanthera philoxeroides
Status:
Potential
Habitat:
Freshwater
Threats:
Chokes up riverine habitats when it becomes established
American bullfrog
Lithobates catesbeianus
Status:
Potential
Habitat:
Freshwater
Threats:
Can outcompete and displace native species. Spreads diesease.
American lobster
Homarus americanus
Status:
Potential
Habitat:
Marine
Threats:
Highly adaptable to new environments and food sources. Highly reproductive.
Amur sleeper
Perccottus glenii
Status:
Potential
Habitat:
Freshwater
Threats:
Voracious predator of amphibians and fish. Outcompetes native species. Possible disease vector
Apple snails
Pomacea spp.
Status:
Potential
Habitat:
Freshwater
Threats:
Alter aquatic ecosystems, increasing nutrient concentrations and phytoplankton biomass. A vector for harmful parasites.
Asian hornet
Vespa velutina
Status:
Potential
Habitat:
Terrestrial
Threats:
A highly aggressive predator of native insects, posing a significant threat to honey bees and other pollinators.
Asian rapa whelk
Rapana venosa
Status:
Potential
Habitat:
Marine
Threats:
Serious implications for marine bivalve survival.
Asian shore crab
Hemigrapsus sanguineus
Status:
Potential
Habitat:
Marine
Threats:
High reproductive potential. May outcompete native species.
Invasive Species Northern Ireland

Invasive Species Northern Ireland