Certain species of parasites such asTrichodina, Costia, Oodiniumand flukes can cause fish to produce a whitish mucus layer, known as velvet or slime disease.
Use...
Anti-Parasite treatment by NT Labs
Certain species of parasites such asTrichodina, Costia, Oodiniumand flukes can cause fish to produce a whitish mucus layer, known as velvet or slime disease.
Use when fish appear to be covered in a whiteish film, have damaged fins, show signs of irritation or are gasping at the surface.