Channarox, you must have better vision to me cause I dont see a round humeral spot and the fish's tail looks tatish to me, as well as his overall color and body shape.. 
West1...four dozen feeders in a ten gallon?! Your water went to hell I bet!
West1...four dozen feeders in a ten gallon?! Your water went to hell I bet!
Looks like he will check out too. I do H20 changes 2xs a week, 50% each time (in a ten gallon right now)
Beside, the parasite only takes over when we make an error, like keep the temp below normal.

. $hoot!