Shannon said:I use 50 pound of lava rock in a 50 g drum , a 50 pound of pee rock in a 50 g drum , 2 pool pumps " intex" , 2 uv lights 36 watts , 8 tr apdoor snails, some frish water clames , 1 home made bio fillters, well its all 1 big fillter .LOL , alot of luck , 2 water falls if you what to call theam that . = crystal clear pond water,
I have over 1200g so i dont change the water , or try not too
I move 1800g a hr trew it all.
I cannot even imagine the work it would take to WC. Pond.
Water changing, maintaining my 180G is work already.