Hi i am fairly new to this hobby and I recently a month back got this emperor angel at first it didn’t seem to have any problems yes it does not eat any pallets i have always seen it nipping on sea weed and all of a sudden it stopped eating that too did a water change yesterday but still it is just acting weird VIDEO ATTACHED i would like you guys to help me and tell me some easy meds which i can get easily or if there is a fix without using meds because in my region it is way hard to arrange these meds DOES MY FISH HAVE ANY PARASITE LIKE MARINE ICH OR FLUKES OR SOMETHING ELSE PLZ HELP!