Why is my fish tank going green after 1-2 weeks of cleaning?
Well honey, Cleaning your aquarium is a simple and straight forward task, and should not take very long (Unless you have a particularly small tank or bowl, in which case care can be quite cumbersome and time consuming). The better care you provide for your tank, the healthier your fish will be, the nicer your tank will look and the easier your tank will be to care for in the future. You should not need to take all the stuff out of the tank when you clean it, in fact, I would not recommend it. Every surface in the tank will grow some beneficial bacteria that are part of the biological filter. By removing and cleaning the decorations you stress (and may even kill) some of this bacteria, reducing the quality of your filtration. When cleaning your aquarium, you should just remove part (10-15%) of the water and replace it with fresh, dechlorinated tap water (bowls and vases require larger water changes more often). While you are doing this, you should use your siphon to suck up some of the