I did a little searching and the experience seems to be mixed. Some say yes, some say no. Some say spot treatments work, and some say you have to do that overdose, and other say nothing works but Amano shrimp. Guess you're going to have to try it and see.
A forum community dedicated to aquarium owners and enthusiasts in British Columbia . Come join the discussion about breeding, health, behavior, housing, adopting, care, classifieds, and more!