Hi Wilder - thanks for your posting. 100l tank, 1 silver dollar, 10 harlequins, 4 punteus titteya, 2 botias
macracanthus. They are OK now, but it doesn´t last - lately 2-3 days - they are ok after water change,
the symptomes are: erratic and fast swimming, they eat well - (silver dollar eats a...