Dear God man !!! what the hell is that ??? pictures say so much I know why the shroom isn't growing now. It's working of dieing not growing is that white/grayish stuff sponge ??? Look at all that bubble aglea.....I can tell you how to fix this but I need one more pictue before I'll give my advice.
I need a couple shots of the tank , left side, right side and whole tank shot.