Originally Posted by Aiken Drum
If your nitrite is within a readable range i wouldnt do a water change. If your nitrates are rising you are nearing the end.
Thanks for the quick reply Aiken Drum.
The nitritate has been between 20 and 40ppm for just over a week and donít seem to be rising any more.
I will keep doing what Iím doing and hopefully notice a drop in the nitrite at some point in the near future.