Invasive Species Northern Ireland

Common Carp

Cyprinus carpio

Status:

Potential

Habitat:

Freshwater

Threats:

Alters habitat by consuming plants and invertebrates. Can impact water quality by increasing turbidity.

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Common milkweed

Asclepias syriaca

Status:

Potential

Habitat:

Terrestrial

Threats:

Overwhelming valuable habitats such as grasslands, dune areas and river valleys.

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Common myna

Acridotheres tristis

Status:

Potential

Habitat:

Terrestrial

Threats:

Outcompetes native species. Predates on native species.

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Common yabby

Cherax destructor

Status:

Potential

Habitat:

Freshwater

Threats:

Can carry crayfish plague and outcompete native white-clawed crayfish.

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Coypu

Myocastor coypus

Status:

Potential

Habitat:

Terrestrial

Threats:

Riparian, wetland habitats destruction

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Crested myna

Acridotheres cristatellus

Status:

Potential

Habitat:

Terrestrial

Threats:

Threatens native species by aggressively competing for food and nesting sites.

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Crimson fountaingrass

Cenchrus setaceus

Status:

Potential

Habitat:

Terrestrial

Threats:

It can readily outcompete native plants with important negative impact on vulnerable native species. It is also inflammable.

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Dace

Leuciscus leuciscus

Status:

Potential

Habitat:

Freshwater

Threats:

Negative impacts on native salmonids.

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Dwarf Surf Clam

Mulinia lateralis

Status:

Potential

Habitat:

Brackish

Threats:

Can from dense populations, displacing native fauna and dominating ecosystems

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