sick fish need help
I have a osellaris clown that has a white film on him and she has started to list and swim weird and i dont know what to do?
I have a 29 gallon bio-cube with 1 ocellaris clown and 1 ocellars black clown and a randalls gobey with a pistol shrimp 4 blue hermits and 1 scarlet added a sand sifting star but my blue tip hermits jumped him and
killed him. everything is good except the one clown and have been battling
cynobacteria i add a chemi-pure bag to help with the cyno and also cleaning it i did a water change and the paramters are normal. Anybody have any ideas pls help