These chemicals are illegal as prophylactic treatments in agriculture - yet we routinely daub pets, putting at risk the pets, ourselves, our children and countless invertebrates which are fundamental to watercourse ecology. Both chemicals and breakdown products are toxic and persistent in water.
The Wildlife Trusts are calling for a complete ban on 5 dangerous chemicals “Two sugar cubes of the concentrated active ingredient imidacloprid would be enough to exceed the predicted no-effect concentration in about 400 Olympic-sized swimming pools” www.theguardian.com/lifeandstyle...