Fish Tank Buildup

Why is my water disappearing?

I have a 10 gallon tank for my betta fish. He has a heater and filter. For some reason the water level is lowering every few days. No leaks are in the tank. I can tell the water is going down by the water mark buildup. Where is the water going?

Its evaporation. I know what you mean though. This happens especially if you live in South Carolina(like me) with a lot of humidity

Ideal Home Show 2010 build up

Brand New Python 10′ NoSpill Extension Item #105 10EX $12.29 Python Aquarium Products – No Spill Extension.Without regular water changes, invisible toxins can build-up in your aquarium creating a dangerous environment for its inhabitants. Because fish and decor are not disturbed during routine aquarium maintenance, our products are less stressful on both fish and owner making it easier to “break down” and clean your tank on a more regular basis.10 ft…