My 125 gal. FO tank seems to be coming down with ich, I am thinking of treating with copper. I have had good luck with that in the past.
We have an 12 inch porcupine puffer 3 yrs old
6 inch niger trigger 2 yrs
6 inch blue jaw trigger 1 yr
5 inch stars and stripes puffer 3 mnth
4 inch orange toad fish 2 mnth
4 inch volitan lion 2weeks
4 inch clown trigger 2 weeks
My ammonia, nitrite, phosphates, and ph are all perfect My nitrate is around 100.