well water

I'm going to try and give the short version of my long story: I cycled a little 6 gallon Fluval Edge just over two years ago. I *thought* my water was hard because I'd tested the tap which was coming up 7.5ph. I stocked with 5 little male endlers. Tons of live plants. Over time I kept losing...

Recently I tested my relatively new 29g brackish aquarium's water, and it turns out my nitrites and nitrates are both very high.   My tank's water is reading as: 7.8 PH, about 180 KH, 0 chlorine, Nitrites I think around 7 or 8, the color is brighter than my chart so it may be higher, and about...