Do Water Changes Kill Fish?
This story is a common, but unfortunate one. Take time to read it, because this kind of story perpetuates the myth that water changes are harmful. John is a proud fish owner who’s had a tank running for almost a year. He takes good care of his fish, feeds them properly, adds water to the tank when it evaporates, and keeps the glass sparkling clean, both inside and out. One day a friend stopped by and noticed the gravel was a little dirty. He asked John if he’d vacuumed the gravel that last time he did a water change. John stared at him in confusion, he’d never heard about water changes. He quickly read several articles and found out he should have been doing partial water cha