The sooner you stock them, and the larger that they are when they go in, the better. I tried stocking adult 200 GSH (8"-10") in my pond, but they never took because 1) adult LMB 2) water draw downs due to drought left no cover for them to hide in.

I don't think 30#/ac would be too much.

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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).