Agreed. More media would be what I'd do. Or some other type of filtration, maybe something to help remove nitrate.plants, there are those bio media sticks , bio rings , course pond filter material , more fish, carbon in bags, lava rock, sponge filters, uv filter,
GL!
What dr exum stated plus a heater if you wanted too.plants, there are those bio media sticks , bio rings , course pond filter material , more fish, carbon in bags, lava rock, sponge filters, uv filter,
GL!