I am curious about cleaner goby behavior. I have a little story before my questions…… I have a wild caught Gobiosoma randalli. I have been battling ich in a FOWLR tank for quite a while now. The 2 Dogface Puffers clear up for a couple of days and show symptoms again, on and off for 5 to 6 weeks. I tried everything that has been recommended……..a specific gravity of 1.010 and a temp of 83, garlic laced foods, pepper based solutions and Kick ich. They all seemed to help but not for long. I refused to go the copper route. I was at my wits end. Out of desperation one day I decided to do something most would consider rather drastic. I removed all the substrate. I siphoned it out during a water change. I added a few large pieces of cured LR to off set the loss of the bio filter I removed with the sand. The water quality has remained stable, without any spikes. The hyposalinity, ele