| We will try our best.
First, what made you think that is fin-rot ?
Second, do you know what is in Melafix ? It is not recommended that melafix be applied with salt. Now that your salinity is at 0.2%, it is not bad. Please add air stone to the pond.
where are you located ? White spot can be many things, there exist no single treatment for all of them.
please tell us how often you change water, how much ? please also post a photo or 2. That will help us understande what might be wrong.
stan |