Thanks for the suggestion. I'm not sure if there are Metacercarien or not -- how would I tell?

I guess all of you out there were as bewildered as I am as to what's wrong with my julii cory (described in my previous post). I have researched it, but haven't found any fish ailment that corresponds to his symptoms (dark splotches on his head and under his eyes).

So I decided to give Aquari-sol ...

I have a julii cory who has become much less active lately, tending to rest in one spot on the bottom. He's also developed dark splotches on his head, as well as dark markings on his gills.

Does anyone have an idea of what this might be and how it may be treated?

(Ammonia and nitrite levels in the ...