clown fight

So I had a pair of clowns for a while and my male died recently so I bought 3 new clowns for the tank to add with my female however after about 2 weeks one of the other male clown shot up in size and bullied the other two smaller ones, my old female hangs out with the other big one constantly...

Hi everyone I was wondering if anyone knew what this maybe it’s only been there a few days like a lump and white marks on both fish they’ve been getting along really good but noticed recently they’ve been cleaning there pot out more a fighting a little from time to time but still swimming...