blue tang with a bruise?

[mx mr bean]

i woke up and noticed a black looking mark (almost like a bruise) where is fin rests when hes not swimming. does anyone kno if this is bacterial or somebody just bullied him?

 

[david24]

Picture?

 

[sepulatian]

A picture would realy help. If you cannot get a picture, can you please describe it the best that you can?

 

[good alex]

jeez I told u ant to stop beating ur fish!! jk lol