I've been wondering what level of nitrate people find acceptable in their aquariums.
Practical Fishkeeping says 40ppm is ok for tropical fish. Live Aquaria says 50ppm. I've always tried to keep mine as low as possible (10ppm or below)
This is from Algone: (Nitrate removal product)
Hi fish keepers,
This is my first post, but I have been keeping fish for about 12 years.
I have read a lot on various forums about people trying to lower thier GH, but I can't find any information on why high GH is bad. My GH has always been very high. I use an API test kit and I stop adding...