The fish will use those rock/stump piles in the middle of winter, I doubt that they will be used much in summer, even with a botton diffuser aeration system.

FHM typically spawn May thru August on the underside of cover in shallow 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).