No 24 of 2019
All Navigations – particularly Royal Canal
INVASIVE SPECIES ALERT – COYPU
Waterways Ireland wishes to advise all users of a large invasive rodent species that are highly damaging to River, Lake and Canal banks have been possibly sighted on the Royal Canal near Ashtown, Dublin.
• Are highly invasive impacting on wildlife, river and canal bank stability and is a pest of agriculture crops.
• Eradication programmes can cost several millions of euro and are not always successful.
• Carry a number of diseases of importance to humans and domestic animals.
• Is a EU Regulated species of Union concern with trade, transport and reproduction restrictions in place [No.1143/2014]
• Recent potential sighting of a Coypu in Cork City in 2017 and more recently on the Royal Canal in Ashtown Dublin in March 2019, raises concern of further spread.
What does it look like?
• Large semi-aquatic rodent up to 1 meter in head to tail length.
• Features same in juveniles.
• It can weigh 5-9kg.
• It has webbed hind feet.
• Dark fur often with lighter ends and has a white muzzle,
• Has long cylindrical tail (not fur tail like otter) and small slightly protruding ears.
• Distinctive features are large bright orange-yellow incisor (front) teeth usually visible.
• Coypu are generally found near permanent water.
PLEASE DO NOT ATTEMPT TO ENGAGE, TRAP OR HARM THESE ANIMALS:
Please keep a look out for these creatures along the waterways and especially along the Royal Canal at Ashtown and report sightings with photographs to any of the following below:
• Waterways Ireland Environment Section 061-922141
• NPWS at firstname.lastname@example.org
or your local National Parks and Wildlife ranger with details of location/date; a photo if available or
For more information: http://species.biodiversityireland.ie
Date issued: May, 2017 V 1.0
Inspector of Navigation
20 March 2019
Tel: 353 90 6494232
“Waterways Ireland, managing and promoting the inland waterways for the benefit of all…”