is this a wound or some type of disease

[richiero]

https://lh6.googleusercontent.com/-...AAAAAAAA9k/8zwJ2pLp13w/w426-h320/DSC02702.JPG

https://lh5.googleusercontent.com/-2NNuP9djgJ0/VDl1nc2uw8I/AAAAAAAAA-I/pUJshhUKmYE/w426-

h320/DSC02708.JPGhttps://plus.google.com/u/0/photos/103154583761543638750/albums/6069011156586617313/6069011158709745986


https://plus.google.com/u/0/photos/...lbums/6069011288545401969/6069011293479551938

the fish is active and eating

 

[SeahorseKeeper]

 

[SeahorseKeeper]

It looks like a disease to me. I'm just not sure which one.