Before revision: When adding new fish to a tank, aquascapers may also disinfect their plants by using diluted hydrogen peroxide or bleach, as unknown plants may carry undesired species of algae .
After revision: , as well as potential snail eggs or wormsWhen adding new fish to a tank, aquascapers may also disinfect their plants by using diluted hydrogen peroxide or bleach, as unknown plants may carry undesired species of algae .