How to care for your aquarium properly: What do you need to do every 2 weeks? We show you everything you need to do every 2 weeks and how to do it properly: the importance of the water change, what to do if the water evaporates and the treatment of the water after a partial water change.
You can find out more about aquarium care and what to do on a daily or weekly basis in the Themeworld Aquarium: Cuidados diarios .