What Is this on my fish?? Help asap..

[nanomania]

Today I saw this "C" type thing on my juvnile yellow orange shoulder tang, is it a burnt mark (anemone burn or sting) its healthy and feeding pretty well. Al iv added is a sea cucumber, no other changes. Plz help.

 

[Jose Mayo]

Yes, it seems it may just be some accident of contact with some cnidarian, with no major consequences. Maybe just observing is the right thing to do.

Best regards and Happy New Year!

 

[reef lover]

I would keep your eyes peeled...especially at night for isopods attaching to the fish....

 

[nanomania]

@Humblefish @melypr1985