There are a few tips that can be followed in order to get rid of worms from a fish tank. The most common method is to use an artificial bacterial additive to your water, which will help to eradicate the worms from the colony. This can also be supplemented with parasite dip, which will contain natural ingredients that will kill off parasites in the water. Finally, there are some fish medications that specifically target worm populations and can be used as part of a overall treatment plan.