So far, so good. I've progressively added: 12 neons, 5 black neons, 4 glowlight tetras, 5 zebra danios (3 regular, 2 glofish), 4 ottos, and 5 ghost shrimp. Everything has continued to test well. The ammonia was slightly elevated yesterday, so I added AmQuel Plus (Kordon). The tank is planted...