George Burrowes reports for RTÉ News on a pollutant in the River Dodder which has caused the deaths of swans from chemical poisoning.
It has become a place of death or menace of death for all these swans.
This report shows swans being carried from the river by the National Society of Prevention of Cruetly to Animals (NSPCA) and being evacuated to the estuary at Malahide.
George Burrowes comments
I wouldn't let a dog into these waters in the Dodder.
A Newsbeat report broadcast on 29 July 1965.
Part of this Newsbeat report is mute.