White spot on clownfish ?

[fozzer]

Hey all I’ve just noticed a white spot on one of my clowns and am not sure if it is white spot or it has had a nip of a hermet crab , be great to get your input ...

 

[BigAquaBob]

It might be best to put him in qt. Looks like it could be a number of things but until you know for sure it's best to isolate.