IIRC 8 tons fit on a 12' square blue tarp with room to spare. I did some looking on the internet and came up with a figure of 90# per cubic foot.


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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).