Please look at picture

[Oceangirl]

http://http://reefcentral.com/gallery/data/500/428590424082222a.jpg

Can someone help me identify what type of infection/disease this is? and what can I do to cure it?

Thank you very much.

[zens]

looks like you have one of those rare invisible fish

[paulamrein]

Pic didn't show on my end. Are you using photobucket or some kind of server?