'); Dog poo DNA testing to be launched in Leitrim to find owners who don't clean up Dog owners will be asked to cooperate in allowing a sample of saliva to be taken from their dog. By Hayley Halpin Monday 26 Apr 2021, 3:48 PM 2 hours ago 10,920 Views 31 Comments Image: Shutterstock/Monika Wisniewska Image: Shutterstock/Monika Wisniewska LEITRIM COUNTY COUNCIL is planning to bring in DNA testing of dog poo in a bid to help identify owners who fail to pick up their dog’s waste on streets, parks, walking trails and housing estates. Samples of dog waste in areas with high levels of dog fouling will be taken by the Leitrim animal warden and will then be matched with saliva samples taken from dogs in the same area.