In need of a little help......
some info first.
55G, 110 lbs lr, 100 lbs ls, 260 watts PC, the tank has been up and running for about 10 months now.
Now the problem>>> Zoas keep disappering (dying) I have tested all areas. Amonia 0, Nitrate 0, Nitrite 0, phosphate 0, KH 12 (high), CA 500 (also...