Invasive Species Ireland

Chinese mitten crab

Eriocheir sinensis

Status:

Potential

Habitat:

Freshwater

Threats:

Threatens ecosystem functioning and protected species.

Find out more ›

Chub

Squalius cephalus

Status:

Established

Habitat:

Freshwater

Threats:

Negative impacts on native salmonid species. Associated economic impacts.

Find out more ›

Citrus Longhorn Beetle

Anoplophora chinensis

Status:

Potential

Habitat:

Terrestrial

Threats:

Detrimental impacts on trees.

Find out more ›

Common Milkweed

Asclepias syriaca

Status:

Potential

Habitat:

Terrestrial

Threats:

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

Find out more ›

Coypu

Myocaster coypus

Status:

Established

Habitat:

Terrestrial

Threats:

Riparian, wetland habitats destruction

Find out more ›

Crayfish plague

Aphanomyces astaci

Status:

Established

Habitat:

Freshwater

Threats:

Destruction of the native White - Clawed Crayfish population

Find out more ›

Curly waterweed

Lagarosiphon major

Status:

Established

Habitat:

Freshwater

Threats:

Significant changes to the ecology of the invaded habitat for native plants, insects and fish.

Find out more ›

Dace

Leuciscus leuciscus

Status:

Established

Habitat:

Freshwater

Threats:

Negative impacts on native salmonids.

Find out more ›

Didemnum vexillum

Status:

Established

Habitat:

Marine

Threats:

Alter marine habitats.

Find out more ›