The condition of the LMB tell you what sized forage is in the pond for the LMB to eat. LMB do well with forage that is 1/3 to 1/4 their body length.

It could be the smaller LMB are hammering the even smaller BG. The larger LMB don't have BG to eat, so they are hammering the smaller 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).