"Steve S" said:
So what is WI doing so different in there ponds that we don't do. Are they deeper?????

"WIll" said:
Due to a misunderstanding concerning waterflow and ice cover the pond experienced a winterkill

I am assuming having done it enough times to not have "misunderstandings". Too bad people make mistakes and that things like this happen, the real test is how quickly they learn from them and rectify the issues. Not to read into what Will said too far of course…