Tang twitching body

[Damarferg]

I have a tang that twitch his fins and scratch off the rock at times but fish is healthy what could this be

 

[melosu58]

Could be he is ready to come down with a bad case of ich. What size tank is he in? As far as the twitching do you have a ground probe in the tank?

 

[patrick seastar]

Marine Ich. Here's a link it'll tell you everything you need to know about ich. Read it & you'll never have a problem with it again if you follow it's advise.

 

[6eteeth]

He survive?

Sent from my SAMSUNG-SGH-I317 using Aquarium Advice mobile app