I've seen where people have tried two or three times to clear the water, and after the next application BAM, the water clears like magic. I think it's all about getting the correct amount of stuff in the pond. Calculating water volume is a hard thing to do in a pond!

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3/4 to 1 1/4 ac pond LMB, SMB, PS, BG, RES, CC, YP, Bardello BG, (RBT & Blue Tilapia - seasonal).