Invasive Species Northern Ireland

Asiatic tearthumb

Persicaria perfoliata

Status:

Potential

Habitat:

Terrestrial

Threats:

Reduction in biodiversity

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Australian flatworm

Australoplana sanguinea

Status:

Potential

Habitat:

Terrestrial

Threats:

Threat to native earthworms. Predatory.

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Balloon vine

Cardiospermum grandiflorum

Status:

Potential

Habitat:

Terrestrial

Threats:

Vector of disease. Can cause disease.

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Black Bullhead Catfish

Ameiurus melas

Status:

Potential

Habitat:

Freshwater

Threats:

Competes with native wildlife for food and space and reduces native fish species, consuming fish and eggs

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Black imported fire ant

Solenopsis richteri

Status:

Potential

Habitat:

Terrestrial

Threats:

Damage commercially important crops, tree bark, electrical equipment and roads. Give a painful sting.

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Broadleaf watermilfoil

Myriophyllum heterophyllum

Status:

Potential

Habitat:

Freshwater

Threats:

It creates mats that impede the water flow and reduce sunlight and oxygen availability.

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Broomsedge bluestem

Andropogon virginicus

Status:

Potential

Habitat:

Terrestrial

Threats:

Aggressive coloniser of disturbed lands. Alters ecosystems.

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Brown bullhead catfish

Ameiurus nebulosus

Status:

Potential

Habitat:

Freshwater

Threats:

Negative impacts on native fish species.

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Brush-clawed shore crab

Hemigrapsus takanoi

Status:

Potential

Habitat:

Marine

Threats:

High reproductive capacity. Outcompete native crabs.

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