i have built a 300 gal. setup for a 50lb. alligator snapping turtle. i also have in it about 60 gold fish 80 shiners and 1 koi fish but there more food then for show . but I'm going to add some crayfish and some frogs soon . and just to add what i have used to make this tank is ..... 300gal. stock tank, 20'' galvanized steel sheeting that i painted with camo paint as you can see , 24'' wide chicken wire, bird netting for the top , 10 fence post, meg drive 9.5 pump that pumps 950 gal. hour, sunterra UV Bio-filter for 3,000 gal. pond , 3 large sand stone , and about 10 bags of river rocks, and lots of PVC piping and rubber hose.
















