hi ang7880,
when on there own, also clowns are susseptable to ich, and the over crowding will cotribute to this,
you need to keep more than 1 clown loach at least 3, or even more, as they become stressed1 Clown Loach (small)
when on there own, also clowns are susseptable to ich, and the over crowding will cotribute to this,