Can someone pl identify the issue. Initially it looked like some injury - i treated the fish with Melafix for 3 days but no result. water condition is good with no ammo / nitrite and 20ppm nitrate. Fish is behaving normally, not issue in terms to movement, eating.
can someone identify the issue? at first it was small pimple like spot not its become large and quite extensive. Fortunately the fish seems to be ok - moving/ eating normally. is it HITH?