floating bottom

Hey everyone, really hoping for some advice as dont want to lose my fish! I noticed the platies are staying around the bottom of the tank rather than swimming about, they tend to be near the heater. I had one die a couple days ago and I'm very worried more will follow. I've had one molly which...

Hi, I am about to build a 36"L X 24"H x 16" tank with 10mm glass. The debate of putting the vertical glasses on top or sides is rather confusing. There are multiple commercial aquarium makers who have used both ways successfully for decades. Recently I saw a vid in which it was recommended to...