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American lobster
Homarus americanus
Status:
Potential
Habitat:
Marine
Threats:
Highly adaptable to new environments and food sources. Highly reproductive.
Asian hornet
Vespa velutina
Status:
Potential
Habitat:
Terrestrial
Threats:
A highly aggressive predator of native insects, posing a significant threat to honey bees and other pollinators.
Crayfish plague
Aphanomyces astaci
Status:
Potential
Habitat:
Freshwater
Threats:
Destruction of the native White - Clawed Crayfish population
Egyptian goose
Alopochen aegyptiacus
Status:
Potential
Habitat:
Terrestrial
Threats:
Hybrisation with goose and duck species. Disease vector. Overgrazing. Outcompetes native fauna.
Oak Processionary Moth
Thaumetopoea processionea
Status:
Potential
Habitat:
Terrestrial
Threats:
Tree pest. Health risk to humans and animals.
Pacific or Pink humpback salmon
Oncorhynchus gorbuscha
Status:
Potential
Habitat:
Freshwater
Threats:
Has a high reproductive rate. May predate on native plankton, crustaceans and smaller fish.
Sacred ibis
Threskiornis aethiopicus
Status:
Potential
Habitat:
Terrestrial
Threats:
It outcompetes and predates on native water birds
Invasive Species Ireland

Invasive Species Ireland