Right,I have a 4ft tank which holds 127 litres.
It has been set up for 3 weeks,tested for Ammonnia which was on 0.5 with an API strip test,nitrites have finally dropped to zero,ph is 7.5
I have in the tank 8 green Tiger Barbs,3 black mollys ,3 white. 8 neon tetras,8 x ray tetras,2 platties,3...