Man gives neighbour chilling warning before killing koi fish over 'noisy water pump'

Gerry Duffy already complained to his neighbour saying 'if you didn't deal with it, I would'

Gerry Duffy, 76, said he killed his neighbour’s carp after the sound of the pump caused him ‘lack of sleep’

An environmental officer came to the house and told Duffy he either had to ‘move or close his window’

A man has admitted using motor oil and detergent to kill his neighbour’s fish and destroy a water pump out of “sheer frustration and lack of sleep”, a court has heard.Gerry Duffy, 76, of Hadley Road, Barnet, north London, was “driven completely insane” by the sound of a water pump running his neighbour’s fishpond.On Tu