I got infected with this aiptsia .. tried all type of fighting .. first went with chemicals like vinger lemon and aiptsia x .. also i got butterfly fish which is not interested in eating them and died after one month .. i bought 10pcs of berghia nudibranch and put them in @17/10/2021 and since then never saw them at night or day i have no fish that my cause harm only hypo tang and 4 green chromas and 1 anthias ... Last from 5 days i bought file fish ! And also is not looking at them !! I lost most of polyps and too much corals suffering from aiptsia !! Check the pics