Mr. Duffie do you think it is too late in the year to use floridone. Fish kill. I built this pond in 1990 and it been easy to keep nice.It has very good bass and gills. I am in shock at what has happened.I wasnt prepaired and dinked around with it and its out of control.Ive been useing some diquat and copper each week on primrose and cattails and moss BUT this pond has went from easy to a monster in one season.Its 2.5 ac 8ft av. Steep banks to 3ft that drop fast. 20ft dam area. 12ac water shed but stays full.I need help