Hi I have a small 5 gallon water tank with a under gravel filter, I have for fish (Molly's - not sure if that's how you spell it), I have noticed one of the fish has small white dots on it which carn't be good what does this mean?
I have not been able to get the nitrite levels right, but have the ph levels, what shoulld I be doing to get this right?
Regards
Andy
I have not been able to get the nitrite levels right, but have the ph levels, what shoulld I be doing to get this right?
Regards
Andy