Matt724;2794844; said:Okay, is having fish tanks in your bedroom bothersome at all? noise, lights, etc... I posted a thread like this a month ago and got some response. I guess if you don't clean your gravel or sand like everyday, then bad smelling gas forms and when it bubbles to the top it creates a horrible stench. Have any of you experienced this yourself? Do you keep your room well ventilated?