First its not my wolf fish its a friends i would never buy illegal fish .But hes had it about twomonths in a established tank his readings are fine o ama nitrite 0 nitrate 20 -30 ish think use to eat tons of feeders that i told him not to feed it igot a mild case of ick and he treated it with salt now it wont eat its been about a week and half What could be wrong i dont now much about these fish so cant help him did it catch somthing from the feeders maybe it cant tolarate salt any help ???