I'd go the BG/LMB (with 25% of the BG population being RES) for the boys. After the LMB get to 14"-16" and pull off a spawn, remove any LMB that you catch that is over 14". Only remove some of the female BG. The boys will be kept busy catching the BG and small LMB.

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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).