I consider turtles to be part of the pond clean up crew and not as primary food eaters.

Even Snappers. They will walk a mile plus to "pond hop" especially the males during mating season.

www.hoosierpondpros.com

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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).