What he said. grin

In the winter, if you still have the aerator running, it should be moved to roughly 1/3 to 1/4 the max water depth in the pond to avoid supercooling the water.

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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).