Threadfin auriga butterfly

[texasranchers]

Someone I know has a TAB that has gray on its tail fin. Don't think it is ick. No pic. Seems healthy. Don't have anymore info than this. No parimeters.

[ratboy]

lymphocystis?? does it look kinda like cauliflower stuck on his fin?

[texasranchers]

Ratboy, thanks for the reply. I will check with her and see. I wish we had pics to go by.