ok I have a 180 gal clownfish harem tank with 30 clowns because of the heaving feeding I have high phos now what would be the best
addon refugium or algae scrubber I have try MAR-3181 MACROALGAE didn't work . So what would be your idea
addon refugium or algae scrubber I have try MAR-3181 MACROALGAE didn't work . So what would be your idea
