An acre is 43,560 sq. ft. The ponds that you were describing would only be 5,000 or 6,000 sq. ft. To get to 1/4 ac, the pond needs to be 100' x 108'. Your 100' x 50' would only be slightly less than 1/8 acre.....


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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).