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Fanwort
Cabomba caroliniana
Status:
Potential
Habitat:
Freshwater
Threats:
Competition with native species. Clogging of waterways. EU Species of Union Concern
Find out more ›
Fishhook waterflea
Cercopagis pengoi
Status:
Potential
Habitat:
Freshwater
Threats:
Competiton with native invertebrates. Negative impacts on native fish.
Find out more ›
Floating primrose - willow
Ludwigia peploides
Status:
Potential
Habitat:
Freshwater
Threats:
Shades out native plants and changes water chemistry
Find out more ›
Gyrodactylus salaris
Gyrodactylus salaris
Status:
Potential
Habitat:
Freshwater
Threats:
Serious negative impacts on salmonid stocks.
Find out more ›
Killer shrimp
Dikerogammarus villosus
Status:
Potential
Habitat:
Freshwater
Threats:
Efficient predator. Adapatable to new freshwater systems. Highly mobile.
Find out more ›
Marbled crayfish
Procambarus fallax f. virginalis
Status:
Potential
Habitat:
Freshwater
Threats:
Potential threat of native crayfish. Potential threat to wetlands by extensive burrowing activities.
Find out more ›
North American signal crayfish
Pacifastacus leniusculus
Status:
Potential
Habitat:
Freshwater
Threats:
Detrimental impacts on white clawed crayfish. Human health impacts.
Find out more ›
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.
Find out more ›
Pumpkinseed
Lepomis gibbosus
Status:
Potential
Habitat:
Freshwater
Threats:
Highly adaptable to different environments. Fast growing ang high reproductive capacity. Has a broad diet.
Find out more ›
Invasive Species Ireland
Invasive Species Ireland
About ISI
Research
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Back
Legislation
Northern Ireland
Policy Documents for Northern Ireland
Ireland
European Union
Management Measures for Widely Spread Species
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Latest Ireland Legislation
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What can I do?
Invasive Plant Management
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