Bill, I am with you in regards to GSF in ponds with BG and YP. I don't like them at all. Even HBG, with their larger mouths are not as desirable as pure BG.

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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).