little iridecent freshwater shark

Question
my shark has little spots on him and looks like he is deteriorating i thought it was ick i treated it but it got worse. What should i do?

Answer
It sounds like columnaris and you need to treat it quickly with Maracyn2 of something of the like.  Here is an article that explains columnaris and offers excellent treatments:  http://www.americanaquariumproducts.com/Columnaris.html

Make sure you clean your tank and do partial water changes at least weekly.

Good luck!  ;o)