Eastern baccharis
Baccharis halimifolia
Status:
Potential
Habitat:
Terrestrial
Threats:
The shrub can grow into dense impenetrable thickets that choke all other native vegetation. EU Species of Union Concern.
Egyptian goose
Alopochen aegyptiacus
Status:
Potential
Habitat:
Terrestrial
Threats:
Hybrisation with goose and duck species. Disease vector. Overgrazing. Outcompetes native fauna.
False acacia
Robinia pseudoacacia
Status:
Potential
Habitat:
Terrestrial
Threats:
Outcompes native plants. Changes nutrient cycles.
Fanwort
Cabomba caroliniana
Status:
Potential
Habitat:
Freshwater
Threats:
Competition with native species. Clogging of waterways. EU Species of Union Concern
Fishhook waterflea
Cercopagis pengoi
Status:
Potential
Habitat:
Freshwater
Threats:
Competiton with native invertebrates. Negative impacts on native fish.
Floating primrose - willow
Ludwigia peploides
Status:
Potential
Habitat:
Freshwater
Threats:
Shades out native plants and changes water chemistry
Fox squirrel
Sciurus niger
Status:
Potential
Habitat:
Terrestrial
Threats:
Outcompetes native red squirrel. Disease vector.
Golden wreath wattle
Acacia saligna (Acacia cyanophylla)
Status:
Potential
Habitat:
Terrestrial
Threats:
Outcompetes native species
Gyrodactylus salaris
Gyrodactylus salaris
Status:
Potential
Habitat:
Freshwater
Threats:
Serious negative impacts on salmonid stocks.
Invasive Species Ireland

Invasive Species Ireland