Spec
150g (UK) 6x2x2
PH 7,2
Amm 0
nittrie 0
nitrate 25
sand substrate
50g sump circulating around 850gph
Lighting is a 24inch standard 25w fresh water strip.
fish
2, 6 inch motoro rays
1, 7 inch TSNxRT
3, 3 inch silver dollar
2 6 inch severums
1 6 inch silver arroana
Been doing a 75% WC weekly and a weekly clean of the tank.
I dont leave uneaten food in the tank.
All fish are fine and happy, eating always
Any ideas whats going wrong, looks fine from the front just down the length, i will get pics later and post them to give a better idea.
Thanks folks
wayne