Hello! Here's the thing my tank is a 12 gallon nano, 3 months old and my parameters are the following:
NO4 0, NO2 0, NO3 10ppm, PO4 0.5, 9dkh, pH 8.4,Ca 445, Mg 1170, SG 1024. All test done with Salifert. Is stocked with a yellow Watchman goby, 4 blue legged ermits and a turbo snail. My problem...