I haven't been around bichirs for long despite having kept them before but Andri Pogo's insight just made me think it could be that.
http://www.medscape.com/medline/abstract/9421719
There's a previous thread for this.
http://www.monsterfishkeepers.com/forums/showthread.php?p=2412093#post2412093
Just as a warning, if anyone thinks copper sulfate is the option, think twice before you try it. High concentrations of copper can kill your fish more than the parasites can. Most meds have been that way finishing off an infected host faster than the parasites.
http://www.medscape.com/medline/abstract/9421719
There's a previous thread for this.
http://www.monsterfishkeepers.com/forums/showthread.php?p=2412093#post2412093
Just as a warning, if anyone thinks copper sulfate is the option, think twice before you try it. High concentrations of copper can kill your fish more than the parasites can. Most meds have been that way finishing off an infected host faster than the parasites.