Ditto on what Bill Cody said. I'd not add LMB, and rely on the HSB to grow larger. They will eat the GSH, and you can always add more HSB.

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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).