Cattails will draw the muskrats.

Plan on putting a primary and secondary drain in the main pond when it's drained.

Yes to remove a bunch of fish.

Plan on where the cover will go in the pond. Remember the 20% of surface area in underwater cover rule of thumb.

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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).