Invasive Species Ireland

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.

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Fanwort

Cabomba caroliniana

Status:

Potential

Habitat:

Freshwater

Threats:

Competition with native species. Clogging of waterways. EU Species of Union Concern

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Feral Ferret

Mustela furo

Status:

Established

Habitat:

Terrestrial

Threats:

Threatens protected bird species.

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Fishhook waterflea

Cercopagis pengoi

Status:

Potential

Habitat:

Freshwater

Threats:

Competiton with native invertebrates. Negative impacts on native fish.

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Floating pennywort

Hydrocotyle ranunculoides

Status:

Established

Habitat:

Freshwater

Threats:

Clogs waterways and negatively impacts on native species and ecosystems.

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Giant hogweed

Heracleum mantegazzianum

Status:

Established

Habitat:

Terrestrial

Threats:

Public health hazard. Competition with native species.

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Giant rhubarb

Gunnera tinctoria

Status:

Established

Habitat:

Terrestrial

Threats:

Competition with native species.

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Grey squirrel

Sciurus carolinensis

Status:

Established

Habitat:

Terrestrial

Threats:

Threatens red squirrel and woodlands.

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Gyrodactylus salaris

Status:

Potential

Habitat:

Freshwater

Threats:

Serious negative impacts on salmonid stocks.

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