Originally Posted By: kwstaton
I guess that's what I'm trying to figure out - how do I pinpoint the cause?


Do another jar test, and take a picture of the pond water and post it here (of the water as it sits in the pond). Are you using a secchi disk for your visibility numbers?


www.hoosierpondpros.com


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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).