I doubt that Bentonite will work, and even without digging to enlarge the area around the hole I don't think the bagged concrete will work either.

Cecil used concrete for some mole runs, but they are 2"-3" in diameter, and he still dug down to them.


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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).