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Quagga mussel
Dreissena rostriformis bugensis
Status:
Established
Habitat:
Freshwater
Threats:
Fouling, negative impacts on native species and local extinction of unionids.
Find out more ›
Raccoon
Procyon lotor
Status:
Potential
Habitat:
Terrestrial
Threats:
Voracious predator and can cause decline of waterfowl. disease vector.
Find out more ›
Ring - necked or rose - ringed parakeet
Psittacula krameri
Status:
Early stage establishment
Habitat:
Terrestrial
Threats:
Competition to native hole - nesting birds
Find out more ›
Ruddy duck
Oxyura jamaicensis
Status:
Established
Habitat:
Terrestrial
Threats:
Negative impacts on the survival of the White-headed duck.
Find out more ›
Invasive Species Northern Ireland
Invasive Species Northern Ireland
About ISNI
About Invasive Species
Research
Invasive Species Maps
Back
Legislation
International
European Union
Species of Union Concern
Widely Spread Species in NI
Back
Northern Ireland Only
Back
Species Accounts
Species Alerts
List of identification guides
Back
Biosecurity & Prevention
What can I do?
Check Clean Dry
Guidance for Anglers
Guidance for Boaters
Guidance for canoeists, kayakers and stand up paddle boarders
Guidance for Aquaculture
Guidance for field workers
Guidance for Divers
Guidance for clubs and managers of water bodies
Guidance for events
Check Clean Dry Resources
Back
Be Pet Wise
Pet Owners
Pet Traders
Be Pet Wise Resources
Back
Be Plant Wise
Are you a retailer?
Are you a gardener/pond owner?
Know What You Grow
Stop The Spread
Compost with Care
Be Plant Wise Resources
Back
Back
Pathway Action Plans
Back
Managing the Problem
Invasive Plant Management
Site Management Resources
Back
Resources
Invasive Species Week
Highlights from Invasive Species Week 2024
Ideas for events and activities
Five things you can do
Useful Resources
Back
Back
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