Both beavers and otters aren't nocturnal, they just move about more after dark because there is less chance of human contact. It's easier to keep beavers under control because they don't roam and have as much territory that they call home as otters.

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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).