I was testing my water this evening when i found out my nitrates were 25mg/l! now ive added nitrateminus which helps knock it down and did a smal water change last night, what can i do in the way of water changes to knock it down to zero?
ALso my fish are very scatty atm they will swim around then all of a sudden go crazy and shoot off behind rocks, whys this?
ALso my fish are very scatty atm they will swim around then all of a sudden go crazy and shoot off behind rocks, whys this?